Learn all about air pollution and how clean the air you breathe is with this educational kit. This kit contains all the materials needed to conduct several tests, such as experiments on the organism-environment relationship, carbon monoxide and dioxide, oxides of nitrogen, hydrocarbons, and ozone, particulates, smoke density, and wind blown particles. You will learn how the weather and geography affect air pollution. Detailed instruction manual is also included. This kit is designed for adult use and by mature children under adult supervision.
Great reference card for chemistry and physics students.
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
The Duncan Phoenix Diabolo features a stable, hard rubber shell that retains its shape.
This project book and sample kit introduces you to shape-memory alloy technology!
A perpetual motion model of the galaxy, makes a good desk toy.
Heavy-duty microscope for high-school and college biology labs. Magnification of up to 1000X.