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Equilateral Acrylic Prisms
Demonstrate refraction and internal reflection.
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Eisco Semi-Plano Glass Lenses
Individual round glass lenses made with one flat side.
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Permanent Ceramic Disc Magnet
A permanent ceramic disc magnet with the North and South poles on opposite ends of the diameter.
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TeacherGeek Check Valve - ¹/₈"
Check valves allow one way passage of water or air through tubing.
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Differential Pressure Bottle
A dramatic visualization of air pressure. This 1000 ml bottle has a balloon attached to its neck and an additional hole in its base fitted with a rubber stopper. You cannot inflate the balloon with the stopper in place, but remove the stopper and the balloon easily inflates. Replace the stopper, fill the bottle with water, remove stopper and Whoosh! – a geyser erupts!
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TI-Nspire CX II CAS Graphing Calculator
Implement the newest Texas Instruments graphing calculator technology into the classroom.
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TI-10 Calculator
This calculator includes all the great features of the TI-7 MathMate™ plus a 2-line display, problem solving, rounding and more.
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TI-Nspire CX II Graphing Calculator
Implement the newest Texas Instruments graphing calculator technology into the classroom.
Expand 2 item
Unitd Scientific™ Van De Graaff Generator, Small Electric
This excellent quality electrostatic generator consists of a charge generation system, an aluminum collector sphere, and an electric motor drive on a sturdy base.