Find out which type of sponge holds the most water.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Make an edible play dough with your child to help her develop her sensory and motor skills.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

This project examines what types of objects burn and which burn faster and cleaner.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

Science fair project that cultivates slime mold and monitors the stages of its development.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.