This classroom-quailty experimental apparatus is excellent for demonstrating the Law of Conservation of Momentum and Trajectory. The unit uses a nylon pendulum with a tapered rubber insert. Both the pendulum and the base have leveling screws. The spring-loaded gun has a self-locking trigger and rubber bumper to prevent damage on impact. The scale is marked in degrees and is registered by a counter-weighted needle that remains in place at the height of the arc. Instructions provided. Measures 16-1/2" x14" x15" and weighs 4.75 lb.
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
Use this awesome prism to teach about optics and light in the classroom setting!
Comprehensive collection of 30 fossils.
Build a model green house and 9 other green energy-related devices with this great kit!
Great microscope for viewing both slides and 3D objects such as flowers, bugs, rocks and more. Includes all accessories!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
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