Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Science fair project that determines whether moths are attracted to one color of light more than others.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

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.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

This science fair project idea determines if family members can recognize one another using only the sense of smell.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Here's one way to recycle: turn a tuna can into a mini barbecue and teach your child the power of resourcefulness!

Follow in the footsteps of movie character legends as you walk your little one through the steps of becoming a junior archaeologist.

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

In the mood for a bit of silly science? Help your child create a truly one-of-a-kind planter out of a potato head!

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

Using plants and other items from the outdoors and clothing they already own, your kids can dress up as any one of the four seasons or simply as a Garden.

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.