Showing Results for do the decimal : Page 6

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

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.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.