Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

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

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

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

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This science fair project idea compares biodiversity between drops of water.

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

Is it a square or a circle? See if you can trick your friends with this zany science project!

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

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

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.