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Joints and Skeletal System Study Guide
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Bone Structure and Classification
Your skeleton contains five distinct types of bones, each with unique shapes and functions. Long bones like the femur and clavicle are crucial for movement, while short bones (carpals and tarsals) are small and cube-shaped. Flat bones including the sternum and ribs have curved surfaces that vary in thickness, and irregular bones like vertebrae have specialized shapes for specific functions. Don't forget the round sesamoid bones like your kneecap (patella)!
Long bones have fascinating structures that serve different purposes. The expanded ends, called epiphyses, connect at joints and contain epiphyseal plates that determine your height potential. The middle shaft, or diaphysis, consists of strong compact bone that provides protection and supports your weight. Meanwhile, the interior contains spongy bone that produces and stores red blood marrow.
Your bones are wrapped in a protective layer called the periosteum on the outside, which helps with bone growth, repair, and nutrient delivery. Inside the bone, the medullary cavity contains yellow bone marrow and is lined with endosteum.
💡 Did you know? Once your epiphyseal plates completely fuse, you've reached your maximum height potential. This typically happens in your late teens or early twenties!
Bone Development and Growth
Your bones are constantly changing through a balancing act called bone remodeling. Two types of cells manage this process: osteoblasts build up bone by depositing calcium (called bone deposition), while osteoclasts break down bone to release calcium when needed (bone resorption). This ongoing renovation keeps your skeleton healthy throughout your life!
When you were a toddler, you had more osteoblasts than you do now, which explains why children's bones heal faster. Your body maintains a delicate calcium balance through an impressive system of checks and balances. When calcium levels get too high, your thyroid releases calcitonin, activating osteoblasts to store excess calcium in bones. When levels drop too low, your parathyroid gland releases parathyroid hormone, triggering osteoclasts to release calcium from bones into your bloodstream.
This continuous process ensures your bones remain strong while maintaining the precise calcium levels needed for muscle contraction, nerve function, and other critical processes throughout your body.
🔍 Think of your skeleton as a living bank account for minerals—your body makes "deposits" and "withdrawals" of calcium depending on what it needs at any given moment!
Bone Functions and Blood Cell Formation
Your skeletal system does much more than just help you stand upright! Bones provide support and protection for vital organs, with the axial skeleton (skull, mandible, thorax) safeguarding your brain, heart, and lungs. The appendicular skeleton (limbs, shoulders, hips) supports your body's weight and movement. Together, they create attachment points for muscles that enable every movement you make.
Perhaps most surprisingly, your bones serve as factories for blood cells through a process called hematopoiesis. This critical function occurs primarily in red bone marrow found in the spongy bone of the epiphyses. Red marrow produces all your blood cells, including red blood cells that carry oxygen, white blood cells that fight infection, and platelets that help with clotting.
As you age, yellow marrow (which stores fat for energy) gradually replaces some red marrow. In adults, red marrow is mainly found in the femur and pelvis, which is why these locations are used for bone marrow transplants for cancer patients.
🩸 Your bones create approximately 200 billion new blood cells every day! This remarkable production happens primarily in your hip bones, breastbone, skull, ribs, spine, and shoulders.
The Vertebral Column and Bone Problems
Your spine is an engineering marvel with 33 stacked vertebrae creating a flexible column with natural curves. These curves—cervical, thoracic, lumbar, sacral, and coccygeal—help distribute weight and absorb shock. The lumbar region is the largest and strongest, designed to absorb high compression loads, while the sacral region transmits weight from your upper body to your pelvis and legs.
Sometimes these curves become exaggerated, causing issues like kyphosis (excessive thoracic curve creating rounded shoulders) or lumbar lordosis (exaggerated lower back curve). These conditions often result from poor posture, muscle tightness, or obesity. Scoliosis causes an abnormal sideways curvature that can develop from muscle imbalances or poor posture.
Other common bone problems include osteoarthritis, which develops from repetitive stress on joints, and herniated disks, where the cushioning disks between vertebrae push out and pressure the spinal cord. According to Wolff's Law, bones adapt to the stress placed on them—which is why astronauts lose bone density in space without gravity's constant pressure, and why weight-bearing exercise strengthens bones.
🚀 Space fact: Astronauts can lose up to 1-2% of their bone density per month in space! This is why they follow strict exercise regimens both in space and after returning to Earth.
Joints and Their Functions
Joints are the meeting points where two or more bones come together, creating articulations that allow for movement. These incredible structures not only bind your skeleton together but also enable growth, permit body parts to shift during childbirth, and facilitate movement in response to muscle contractions.
There are three main joint types in your body. Fibrous joints, like the sutures in your skull, allow little to no movement but provide excellent stability. Cartilaginous joints, found between vertebrae, permit limited movement while maintaining support. Synovial joints offer the most mobility and have unique structures including a joint cavity, articular cartilage, and synovial fluid that lubricates and nourishes the joint.
Synovial joints come in six fascinating varieties, each enabling different movement types: hinge joints (elbows), ball and socket joints (shoulders), saddle joints (thumbs), pivot joints (cervical vertebrae), condyloid joints (wrist), and gliding joints (between carpals). Protective bursae—small fluid-filled sacs—reduce friction between tendons and bones, while ligaments connect bones to each other for stability.
⚡ Joint fact: The more movement a joint allows, the less stability it has and the greater its risk of injury. This is why your highly mobile shoulder joint is more vulnerable to dislocations than your stable hip joint!
Synovial Joint Movements
Your body's incredible range of motion comes from the various movement types possible at synovial joints. Flexion decreases the angle between bones (like bending your elbow), while extension increases this angle (like straightening your arm when throwing). These complementary movements are fundamental to most daily activities.
When moving limbs away from your body's midline, you're performing abduction (like kicking a soccer ball outward), and when bringing them back toward center, that's adduction (as in swimming strokes). Your forearms can rotate through pronation (turning palms downward) and supination (turning palms upward)—movements essential for tasks like turning doorknobs.
Your feet have specialized movements too: dorsiflexion pulls your toes toward your shin, while plantar flexion points your toes like a ballerina. Eversion turns your foot outward, and inversion turns it inward (often occurring during ankle sprains). Additional movements include elevation (lifting upward), depression (pushing downward), rotation (circular movement), and circumduction .
🏃 Movement mastery: Athletes train specific joint movements to excel in their sports. For example, swimmers develop extraordinary shoulder circumduction, while gymnasts master extreme plantar flexion for those perfect pointed toes!
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI companion is specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.
Where can I download the Knowunity app?
You can download the app in the Google Play Store and in the Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
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Students love us — and so will you.
4.9/5
App Store
4.8/5
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The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
Paul T
iOS user
Joints and Skeletal System Study Guide
_kdvd
@_kdvb
The skeletal system forms the framework of your body, providing structure, protection, and enabling movement. Understanding bone structures, joint types, and how they work together helps explain why we can move the way we do and how our bodies maintain... Show more
Bone Structure and Classification
Your skeleton contains five distinct types of bones, each with unique shapes and functions. Long bones like the femur and clavicle are crucial for movement, while short bones (carpals and tarsals) are small and cube-shaped. Flat bones including the sternum and ribs have curved surfaces that vary in thickness, and irregular bones like vertebrae have specialized shapes for specific functions. Don't forget the round sesamoid bones like your kneecap (patella)!
Long bones have fascinating structures that serve different purposes. The expanded ends, called epiphyses, connect at joints and contain epiphyseal plates that determine your height potential. The middle shaft, or diaphysis, consists of strong compact bone that provides protection and supports your weight. Meanwhile, the interior contains spongy bone that produces and stores red blood marrow.
Your bones are wrapped in a protective layer called the periosteum on the outside, which helps with bone growth, repair, and nutrient delivery. Inside the bone, the medullary cavity contains yellow bone marrow and is lined with endosteum.
💡 Did you know? Once your epiphyseal plates completely fuse, you've reached your maximum height potential. This typically happens in your late teens or early twenties!
Sign up to see the contentIt's free!
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Bone Development and Growth
Your bones are constantly changing through a balancing act called bone remodeling. Two types of cells manage this process: osteoblasts build up bone by depositing calcium (called bone deposition), while osteoclasts break down bone to release calcium when needed (bone resorption). This ongoing renovation keeps your skeleton healthy throughout your life!
When you were a toddler, you had more osteoblasts than you do now, which explains why children's bones heal faster. Your body maintains a delicate calcium balance through an impressive system of checks and balances. When calcium levels get too high, your thyroid releases calcitonin, activating osteoblasts to store excess calcium in bones. When levels drop too low, your parathyroid gland releases parathyroid hormone, triggering osteoclasts to release calcium from bones into your bloodstream.
This continuous process ensures your bones remain strong while maintaining the precise calcium levels needed for muscle contraction, nerve function, and other critical processes throughout your body.
🔍 Think of your skeleton as a living bank account for minerals—your body makes "deposits" and "withdrawals" of calcium depending on what it needs at any given moment!
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Bone Functions and Blood Cell Formation
Your skeletal system does much more than just help you stand upright! Bones provide support and protection for vital organs, with the axial skeleton (skull, mandible, thorax) safeguarding your brain, heart, and lungs. The appendicular skeleton (limbs, shoulders, hips) supports your body's weight and movement. Together, they create attachment points for muscles that enable every movement you make.
Perhaps most surprisingly, your bones serve as factories for blood cells through a process called hematopoiesis. This critical function occurs primarily in red bone marrow found in the spongy bone of the epiphyses. Red marrow produces all your blood cells, including red blood cells that carry oxygen, white blood cells that fight infection, and platelets that help with clotting.
As you age, yellow marrow (which stores fat for energy) gradually replaces some red marrow. In adults, red marrow is mainly found in the femur and pelvis, which is why these locations are used for bone marrow transplants for cancer patients.
🩸 Your bones create approximately 200 billion new blood cells every day! This remarkable production happens primarily in your hip bones, breastbone, skull, ribs, spine, and shoulders.
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
The Vertebral Column and Bone Problems
Your spine is an engineering marvel with 33 stacked vertebrae creating a flexible column with natural curves. These curves—cervical, thoracic, lumbar, sacral, and coccygeal—help distribute weight and absorb shock. The lumbar region is the largest and strongest, designed to absorb high compression loads, while the sacral region transmits weight from your upper body to your pelvis and legs.
Sometimes these curves become exaggerated, causing issues like kyphosis (excessive thoracic curve creating rounded shoulders) or lumbar lordosis (exaggerated lower back curve). These conditions often result from poor posture, muscle tightness, or obesity. Scoliosis causes an abnormal sideways curvature that can develop from muscle imbalances or poor posture.
Other common bone problems include osteoarthritis, which develops from repetitive stress on joints, and herniated disks, where the cushioning disks between vertebrae push out and pressure the spinal cord. According to Wolff's Law, bones adapt to the stress placed on them—which is why astronauts lose bone density in space without gravity's constant pressure, and why weight-bearing exercise strengthens bones.
🚀 Space fact: Astronauts can lose up to 1-2% of their bone density per month in space! This is why they follow strict exercise regimens both in space and after returning to Earth.
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Joints and Their Functions
Joints are the meeting points where two or more bones come together, creating articulations that allow for movement. These incredible structures not only bind your skeleton together but also enable growth, permit body parts to shift during childbirth, and facilitate movement in response to muscle contractions.
There are three main joint types in your body. Fibrous joints, like the sutures in your skull, allow little to no movement but provide excellent stability. Cartilaginous joints, found between vertebrae, permit limited movement while maintaining support. Synovial joints offer the most mobility and have unique structures including a joint cavity, articular cartilage, and synovial fluid that lubricates and nourishes the joint.
Synovial joints come in six fascinating varieties, each enabling different movement types: hinge joints (elbows), ball and socket joints (shoulders), saddle joints (thumbs), pivot joints (cervical vertebrae), condyloid joints (wrist), and gliding joints (between carpals). Protective bursae—small fluid-filled sacs—reduce friction between tendons and bones, while ligaments connect bones to each other for stability.
⚡ Joint fact: The more movement a joint allows, the less stability it has and the greater its risk of injury. This is why your highly mobile shoulder joint is more vulnerable to dislocations than your stable hip joint!
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Synovial Joint Movements
Your body's incredible range of motion comes from the various movement types possible at synovial joints. Flexion decreases the angle between bones (like bending your elbow), while extension increases this angle (like straightening your arm when throwing). These complementary movements are fundamental to most daily activities.
When moving limbs away from your body's midline, you're performing abduction (like kicking a soccer ball outward), and when bringing them back toward center, that's adduction (as in swimming strokes). Your forearms can rotate through pronation (turning palms downward) and supination (turning palms upward)—movements essential for tasks like turning doorknobs.
Your feet have specialized movements too: dorsiflexion pulls your toes toward your shin, while plantar flexion points your toes like a ballerina. Eversion turns your foot outward, and inversion turns it inward (often occurring during ankle sprains). Additional movements include elevation (lifting upward), depression (pushing downward), rotation (circular movement), and circumduction .
🏃 Movement mastery: Athletes train specific joint movements to excel in their sports. For example, swimmers develop extraordinary shoulder circumduction, while gymnasts master extreme plantar flexion for those perfect pointed toes!
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI companion is specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.
Where can I download the Knowunity app?
You can download the app in the Google Play Store and in the Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
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The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
Paul T
iOS user