PHET
Projectile Motion
Have you ever wanted to shoot someone out of a canon? This simulation gives you that chance! In addition to a human, you can shoot a car, a piano, a cannon ball, and many other items. Scholars set the angle, initial speed, mass, air...
Curated OER
Nature of Game Balls
Fourth graders see how, when balls are dropped from the same height, mass and size affects the motion of the balls.