Instructional Video16:01
3Blue1Brown

The Brachistochrone, with Steven Strogatz: Brachistochrone - Part 1 of 2

12th - Higher Ed
A classic problem that Johann Bernoulli posed to famous mathematicians of his time, such as Newton, and how Bernoulli found an incredibly clever solution using properties of light.
Instructional Video16:02
3Blue1Brown

The Brachistochrone, with Steven Strogatz

12th - Higher Ed
A classic problem that Johann Bernoulli posed to famous mathematicians of his time, such as Newton, and how Bernoulli found an incredibly clever solution using properties of light.
Instructional Video
Sophia Learning

Sophia: Tension Forces & Friction

9th - 10th
A video lesson explaining how tension forces can be used to determine the force of friction acting on an object. [6:33]