You can use this rubber stopper to contain liquid in test tubes and flasks. Fits tightly to prevent chemical leaks. Highly recommended for use in the science classroom or when displaying a science project!
A combination of three of our great discovery toys, all in one package!
The Wimshurst Machine is a high quality static machine for student labs.
Build over 100 exciting electronic projects with this easy to use kit!
Use this kit to introduce electromagnetic principles in the classroom setting!
See the solar system in action!
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
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