Free Educational Videos for Students in K-12

Best educational videos to complement children’s learning. Instructional and ‘how to’ videos that explain concepts and help build essential skills. Find thousands of Khan academy videos, Lumos Learning videos along with many other interesting resources from top publishers. Recommend helpful videos to colleagues, friends, or students. Share feedback and submit reviews.


Graphing linear functions word problems


By Khan Academy

Sal is given a verbal description of a real-world relationship involving a pool being filled with water, and is asked to draw the graph that represents this relationship.

Graphing linear functions word problems


By Khan Academy

Sal is given a verbal description of a real-world relationship involving a truck's fuel consumption, and is asked to draw the graph that represents this relationship.

Inscribing and circumscribing circles on a triangle


By Khan Academy

Inscribing and circumscribing circles on a triangle

Imaginary unit powers


By Khan Academy

Sal gives several examples of how we simplify high powers of i. For instance, i^100=1.

Interpreting and comparing data distributions


By Khan Academy

Interpreting and comparing data distributions

Mass problems | Measurement and geometry


By Khan Academy

Solve word problems involving mass. ������������Estimate the mass of items.

Measuring angles


By Khan Academy

We're practicing measuring angles using the virtual protractor. Do this a few times with us and you'll use a real protractor like a pro!

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