Kidder Gear System, There are enough materials in this classpack to make 12 kits, Requires minimal drilling, cutting and gluing, students will have an understanding of the basic principles and which gears modify the speed and direction of, and the force exerted on moving objects
reflection and refraction demonstrator, 16cm diameter acrylic water tank has a 360 degree scale and a moveable arm carrying a laser activated by a push-button, Thumb screws on the side of the laser harness can be adjusted to finely position the laser beam
MDF Wheel, 6mm thick fibre board, 54mm and come with drilled centre holes for 4mm dowel, There are also available in 54mm and 74mm or you can order a mix bag
Educational Materials
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