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Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.