Free science fair project idea examining how different types of water affect plant germination and growth.

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

In this experiment, students create music with subliminal messaging to try to influence people's decision-making.

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

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

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Help your first grader design and create his very own bird feeder out of an empty milk carton.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

Science fair project that explores the variety of webs that spiders weave and collect specimens for identification.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

An home science experiment for older students that teaches about the science behind heat.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

This science fair project idea determines the most effective method of preserving food.

Science fair project that creates fog using bottles of hot and cold water.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.