PineCAR Racer Basic Car Kit (scouting car), includes wood block, wheels, hubcaps, two lead-free one-piece axles and four lead-free nail-type axles. Wheels and axles should be the same on all cars in a race. Block dimensions - 1 3/4in w x 7in l (4.44 cm x 17.7 cm)
KidWind Blade Pitch Protractor, incredibly helpful for measuring the blade pitch angle on your KidWind turbine, Recommended for College, High School, and Middle School Science
Dynamometer, High Resolution, made of acrylic and aluminum is a great tool for accurately assessing the weight of an object in both grams and Newton's, It has easy to read markings and is very user-friendly, Size: 2Kg/20N, 15 length, 0.2 weight, 11 width, 1 height
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