Double Convex round Lens, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, for educational uses, Size: 150mm focal length, 2in diameter and 8mm thick
Fun House Mirror is a high grade polyester sheet with a vacuum deposited silver metal surface. The mirror is 0.8 mm thick and 84 x 56 inches in surface area ; Comes rolled into 1.5in tube, and will unroll flat. Size flat is 135 x 210cm.
Kit Air Racer Activity, Single, Utilize the design and engineering process, Encourage creativity, critical thinking and problem solving, Learn about electricity, blade angle, and propeller design, Apply the scientific method, Innovate (design, build and evolve design)
PineCar Program Guide, A 19-page, fully-illustrated race sponsor's guide with easy step-by-step instructions on conducting a PineCar Derby or SailBoat Raingutter Regatta, information on how to plan the event, set up the race floor plan, select the car and sailboat kits
Kit, Triple beam LED flashlight, prewired, no soldering, Includes flexible thin-film solar panel, 3 bright white LED's and 2 rechargeable AAA NiMH batteries.
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