"WardsSci000480"

Educational Materials, Mechanics, Application: Physics, Hooked Weight, 20g

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A Classic!

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Ideal for studying collisions in two dimensions, these pucks can be supported on plastic beads or levitated with air from the balloons to reduce friction. Use on any smooth, flat surface. The pucks measure 10 cm in diameter, and one puck is twice the mass of the other two.

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Smooth-running ball-bearing clamp pulley for use with inclined planes, force experiments, or demonstrations of work and machines, this durable, lightweight plastic pulley fastens to surfaces up to 18 mm thick.

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This inclined plane is as straight as an arrow, measures a full 4' long, and will last for years. Is built of nickle-plated heavy steel with rounded corners, and can accomondate just about any kind of cart you choose.

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Intro to Engineering welcomes young children to the field of engineering with 25 experiments and building projects in five sections.

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These heavy-gauge aluminum carts come completely assembled with low-friction ball bearing wheels and space to carry five ordinary bricks.

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