Stretch young minds in their understanding of springs! Add an interesting interactive to promote awareness of factors such as stiffness, ground friction, and air resistance. The resource contains custom controls, allowing individuals to...

Everything that happens is an interaction, from the wind blowing a sail to a cannon ball being thrust out of a cannon. A simulation shows the interactions involving a sail, air, ball, pirate, cannon, deck, ocean, and the Earth and...

How would a pendulum work on the moon or Jupiter? To answer that question scholars control up to two pendulums including their location, length, mass, and amplitude. Added controls include changing the friction and strength of gravity....