How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Help your child celebrate the summer and the sun by making a sandy seascape.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.