Instructional Video4:53
Mazz Media

Speed Velocity and Acceleration

K - 8th
Why do objects move in certain ways? Students will learn that English mathematician Isaac Newton figured out the basic laws that govern how objects move. The program explains the difference between speed, velocity and acceleration and...
Instructional Video2:15
Brainwaves Video Anthology

Diane Ravitch - Teachers Make a Difference - Ruby Ratliff and Lawrence Cremin

Higher Ed
Diane Ravitch is a Research Professor of Education at New York University and a historian of education. She is the Founder and President of the Network for Public Education (NPE).



Diane Ravitch’s Blog is...