This science fair project will help students learn about non-vascular plants, such as mosses.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Do different types of oil mix or stack? Find out in this science fair project idea!

This project examines whether people's taste perception is influenced by what they see.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This science fair project idea examines the reason boats are shaped and engineered.

Find out whether packaged seeds actually do expire in this new science fair project idea.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea explores the egg's thin membrane.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea identifies trees using a dichotomous key.

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.