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!
See the solar system in action!
Great tarantula specimen for the science classroom!
Comprehensive collection of 30 fossils.
This simple but amusing magnetic toy will keep you busy for hours!
Discover how solar cells make electricity with this awesome kit!
This mirascope creates a 3D hologram image!
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