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"SCIENTIFIC HATCHERIES"
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Dry Field Mapping Kit
The concept of electric fields can be difficult to visualize, but the Dry Field Mapping Kit makes it easy.
Diaphragm with 4 Double Slits of Different Spacings
Photographic diffraction objects in a slide frame.
Air Puck Hovercraft
Demonstrate Newton’s Laws and the conservation of energy and momentum with the amazing new Air Puck!
Smashing Steel Sphere Kinetic Energy Demo
For physics experiments and demonstrations such as kinetic, density and volume measurements, pendulum bob, potential energy and conservation experiments, ballistics etc. Solid ball, 1-1/2" (40mm) diameter. Made of Steel. Sold as a pair. Comes with a Teacher's Guide.
Salt Bridge
Comprises an inverted “U” tube with its ends closed by sintered discs. For use in experiments involving the measurement of cell EMF under conditions of forward, zero and reverse current flow. The bridge comprises an inverted “U” tube with its ends closed by sintered discs. This apparatus provides a more effective method of making reversible cells then the wet filter paper or agar gel methods. Dia. of arms 13mm, overall width 80mm, overall height 100mm.

