Solid Steel Ball, 1-1/2In, Pair (Smashing Steel Sphere Kinetic Energy Demo), For physics experiments and demonstrations such as kinetic, density and volume measurements, pendulum bob, potential energy and conservation experiments, ballistics etc.
Radiation Can, for demonstrating solar energy and heat transfer, place in the sun or near a bright light bulb and watch the temperatures rise, Set of three 500ml cans
Horizon Energy Box, Combines All Horizon Kits And Modules Into One Large Set For Classroom Use 100+ Experiments And Hours Of Activities With This One Set, Comes In A Plastic Storage Box For Long Term Storage, Cd With Curriculum Manuals, Assembly Instructions
Mudwatt Classic Kit, Right or Left Handed: Fits Either Hand, track the growth of your electric bacteria colony with the blinker circuit and MudWatt Explorer App