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Build spinning structures and learn ho..
Largest working thermometer available for class display! 30 wall-mounted thermometer has 23 tube ..
Find out:- What fragrances are- The history of perfumes- Which techniques are used to produce perfum..
Simple student microscope with magnification 100x, 200x and 450x. Use a mirror as illumination. the ..
Attach the head bone to the neck bone, and much more!
Encourages kids to e..
It is never been easier to keep kids on track!
Allows quick programming of 3 colored lights ..