Booklet of 100 economy pH paper testing strips with a 1 to 14 color comparison chart. Great for testing acidity and alkalinity of liquids.
Easily assemble a working alarm motion detector!
This ultimate chemistry set features 250 mind-boggling experiments!
Use this awesome prism to teach about optics and light in the classroom setting!
Learn about hydrogen fuel cells with this incredible kit!
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
Great microscope for viewing both slides and 3D objects such as flowers, bugs, rocks and more. Includes all accessories!
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