school
All ways of learning

More than 50,000 training programmes and courses.

Khan Academy: 2757 products

Khan Academy is an organization on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education for anyone anywhere. All of the site's resources are available to anyone. It doesn't matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get …

View Khan Academy

check_box_outline_blank

Chemistry: Introduction to entropy

Logo Khan Academy

Introduction to entropy, and how entropy relates to the number of possible states for a system. Chemistry Did you know that everything is m…

check_box_outline_blank

Health and medicine: Hepatic lobule

Logo Khan Academy

Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…

check_box_outline_blank

Chemistry: Standard cell potential and the equilibrium constant

Logo Khan Academy

Finding the relationship between standard cell potential and equilibrium constant K. Chemistry Did you know that everything is made out of …

check_box_outline_blank

Class 11 Physics (India): Secant line with arbitrary difference

Logo Khan Academy

Sal finds the slope of the secant line on the graph of ln(x) between the points (2,ln2) and (2+h,ln(2+h)). Class 11 Physics (India) Let's l…

check_box_outline_blank

Health and medicine: Treatment of dementia and Alzheimer's disease

Logo Khan Academy

Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…

check_box_outline_blank

Physics: AP Physics 1 review of Torque and Angular momentum

Logo Khan Academy

In this video, David quickly explains each torque and angular concept and does a sample question for each one. Physics Learn about the basi…

check_box_outline_blank

Electrical engineering: Batteries/power

Logo Khan Academy

In this video we install 8 AA batteries in Bit-zee's frame using zip ties. Electrical engineering Learn about electricity, circuit theory, …

check_box_outline_blank

Class 11 Physics (India) - Hindi: More on Newton's third law (Hindi)

Logo Khan Academy

Ram explains some of the common misconceptions in dealing with Newton's Third Law. He also shows how to correctly and reliably identify Thi…

check_box_outline_blank

Health and medicine: Transposition of great arteries

Logo Khan Academy

Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…

check_box_outline_blank

Class 11 Physics (India): Limits by factoring

Logo Khan Academy

Sal finds the limit of (x²+x-6)/(x-2) at x=2 by factoring and simplifying the expression. Class 11 Physics (India) Let's learn, practice, a…

check_box_outline_blank

Electrical engineering: Spout switches

Logo Khan Academy

Electrical engineering Learn about electricity, circuit theory, and introductory electronics. We also have sections that let you get down a…

check_box_outline_blank

Class 11 Physics (India): Ice accelerating down an incline

Logo Khan Academy

Figuring out the acceleration of ice down a plane made of ice Class 11 Physics (India) Let's learn, practice, and master topics of class 11…

check_box_outline_blank

Organic chemistry: Nucleophilicity vs. basicity

Logo Khan Academy

Nucleophilicity vs. Basicity . The difference between what it means to be a nucleophile and a base Organic chemistry Sal and Jay cover topi…

check_box_outline_blank

Organic chemistry: Conformations of ethane

Logo Khan Academy

How to represent the staggered and eclipsed conformations of ethane Organic chemistry Sal and Jay cover topics covered in college organic c…

check_box_outline_blank

Class 11 Physics (India): Four fundamental forces

Logo Khan Academy

Gravity, Weak, Electromagnetic and Strong Class 11 Physics (India) Let's learn, practice, and master topics of class 11 physics (NCERT) sta…