Use pepper and soap to discover some fun facts about the properties of water.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.