In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

In this science fair project, students make their own rain gauge to measure rainfall.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.