It's the day before the test, and you still have a ton to memorize! Sound familiar? Test memorizing techniques to help yourself out next time.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.

This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

In this experiment, your middle schooler will chart the effects of oil on a feather in order to grasp the tragic effects of oil spills on wildlife.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Compare different remedies for cooling the mouth after eating spicy food.

This easy project for little hands uses mushroom spores to make an imprint of the mushroom, and the result is very beautiful.

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

Teach your child how butter is created by shaking up cream the old-fashioned way.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

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

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

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Construct batteries that make electricity from fruits with this fun science fair project.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

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 determines which of two chemical agents can be used to release the drug (tea) from hydrogel crystals.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

This science fair project idea compares the cuteness reaction between genders.