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This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

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

This science fair project investigates which of two learning modes most commonly used in school, visual and auditory, is better for information retention.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

Try this chemistry experiment with your curious kid and get some "shocking" results!

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

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

This science fair project researches the most effective method to cut an onion and stay tear-free.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.

This surprisingly good glue recipe comes from common kitchen items.

This science fair project idea explores substances that cause a bubble to last longer.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

Make frog feet sponge prints with your child for a fun and educational crafts activity.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.