This construction paper activity helps your child to assemble a variety of emotions on a face so she can recognize how she and everyone around her is feeling.

Explore the world from your own home by conducting research about other cultures with your 4th grade child.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Give your child an American history lesson as you create a colorful mini totem pole!

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

How well can people recall what they have observed. Test your knowledge in this fun experiment.