This flask electroscope is meant for use in experiments on detection of electric charge and determination of polarity. It consists of a 250mL Erlenmeyer flask, and a plated rod with a knob of diameter 16mm (2/3in) passing through a rubber stopper. A pair of aluminum leaves are suspended from the rod. Good for experiments in the classroom setting or for use in a science project.
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
Check out this high-quality gyroscope!
Build your very own smart robot!
An ancient toy featuring optical illusion and hands-on fun that never grows old!
This magic bird defies gravity before your very eyes!
This kit includes several different projects that demonstrate the power of magnets!
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