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.
Fan Cart, weight: 0.5 lb., dimensions: 6in x 5in x 5in, two AA size batteries, propeller delivers a thrust of about 88mN, accelerating the cart at 0.4 m/s2
KidWind Solar Thermal Exploration Kit, modeled after a domestic solar water-heating system. Explore variables such as box color, light intensity, tube design, rate of water pumping, and amount of time it takes to heat the water
KidWind Blade Design Consumables, Pack includes 75 balsa sheets, 150 chipboard sheets, and 250 dowels, Recommended for College, High School, and Middle School Science
KidWind Chipboard Sheet, stiff, easy to cut, lightweight, low cost, and recyclable material used to make simple wind turbine blades, Length: 12 in, Width: 3 in, Thickness: 1.5 mm
KidWind Small Water Pump with Tubing, Recommended for College and High School, to demonstrate power output from the wind and solar kit, makes comparing different turbine designs easy; simply measure how high different turbines can pump water using this mini pump
KidWind Balsa Blade Sheets, very lightweight and stiff, and it is perfect for making experimental wind turbine blades, for College, High School, and Middle School Science, Pk100
Electric Mobility Experiment Set, 6 Different Models Can Be Built With One Chassis, Examines The Strengths And Weaknesses Of Each Solution, Compatible With All Other Horizon Kits, For Measurement, Etc, Includes fixed Steering Function At Front Of The Vehicle
KidWind Basic Turbine Building Parts, kit includes the KidWind Hub, a wind turbine generator, and 25 dowels, Recommended for College and High School, Pk10