A hands-on way to teach about the effects of pollution on water. Conduct experiments on the chemicals and organisms that pollute our water and learn how it can be purified. With this kit you will be able to test the level of bacteria in water, the chloride content, the pH level, and the rate at which particles settle in water. Gain a greater understanding of ecology, and the problem of pollution.
Find the hidden crystals when you open your own geodes from this fun set.
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
Build a robot that's an artist too!
This magic bird defies gravity before your very eyes!
See the solar system in action!
Build your own 10 inch kaleidoscope with this great kit!