Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This science fair project idea explores the different properties & interactions of sugar molecules.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Learn whether writing things down really makes things easier to remember.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science fair project idea explores which fruit molds the fastest.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

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.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

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

This science fair project idea examines which type of insulation holds in the most heat.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

This science fair project teaches students the differences between fruits and vegetables.

Construct and experiment with a periscope using reflected light rays to gather an image.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.