Tuning Forks, Set of 8 with Mallet

Explore hydraulics, pneumatics & robotics as you build your very own GIANT hydraulic hand! With this Cyborg robotic hand kit, you can simulate movements of the human hand; can adjust to fit virtually all hand sizes.

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This Star and Planet Locator (8.5" square) shows the position of over 200 stars and 9 planets. Includes a 16-page illustrated study booklet!

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Classic demonstration of the conservation of mechanical energy.

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See laws of physics in motion with this fascinating Newton's Cradle! These balance balls demonstrate conservation of momentum and energy -- and they're also fun to watch.

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This magnetic field demonstrator is a convenient, clean, and safe way to visualize magnetic fields.

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Use this set of 10 density cubes to demonstrate the density differences of various materials and experiment with mass, density, specific gravity, and buoyancy.

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Quickly locate and identify stars visible to the naked eye with this unique device.

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This clear glass rectangular block is useful for a variety of refraction and reflection studies. It is 115 mm long, 65 mm wide and 20 mm thick. None of the edges are frosted.

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Explore simple motors in a hands-on way with this Thames and Kosmos Motors and Generators kit! Perfect for any child interested in technology or engineering, this kit includes 25 experiments & a 48-page, full-color manual.

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Two 3" medium-strength Alnico I bar magnets with ends marked North and South.

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