This is not your ordinary sphere. By lightly grabbing two ends of this sphere and pulling, you can make it expand over 10 times in volume. And with glow-in-the-dark capabilities, you can enjoy the Hoberman Sphere in the dark. You can play catch with it, amaze your friends, even put it over your head. The sphere makes a great gift for both kids and adults, or for anyone who enjoys fascinating gadgets.
These goggles meet the ANSI Z87.1, 2010 High Impact standards.
Highly durable lab apron made of rubberized cloth is impermeable and easy to clean, perfect for all manner of lab or classroom experiments
These goggles meet the American National Standards Institution (ANSI Z87.1) and Canadian Standards (CSA Z94.3) regulations.
Durable, anti-fog safety glasses that fit comfortably on any head size.
These ear plugs are made of self adjusting foam that provides a comfortable, low pressure fit and excellent sound filtration.
Great tarantula specimen for the science classroom!
Build a robot that's an artist too!
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
Use this awesome prism to teach about optics and light in the classroom setting!
Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
This classic device is used to demonstrate the conservation of mechanical energy.
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