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Plastic Knife Switches
Virtually unbreakable, these sturdy knife switches feature brass poles and knives, making the switches well-suited for use in general-purpose classroom and laboratory experiments.
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TeacherGeek Mousetrap Vehicle
The TeacherGeek Mousetrap Car Activity allows you to have the opportunity to build a better mousetrap.
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TeacherGeek Advanced Ping-Pong ball launcher
Includes more parts than the basic projectile launcher
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