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What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Determine the maximum distance traveled by projectiles launched at an angle. Use some cool math to figure out at which angle your projectile will go farthest.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

This science fair project idea explores if an LED light can be powered by vegetables and/or fruits.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

Plants and light seem to be good buddies, but how far does the friendship really go?

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

This optics-based science fair project idea teaches kids about real and virtual images with a mind-bending candle illusion inspired by Pepper's Ghost.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Find out which kind of bubble wrap fares best when put in impact.

Evaluate gender differences in processing visual information.

Evaluate the efficacy of different pain management techniques.

Teach your child about recycling and gardening as she re-uses an empty plastic milk gallon jug to craft a swan-shaped plant container!

Help your preschooler craft a homemade wind spinning device--a surefire to make your backyard sparkle, and teach her a bit about weather!

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

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!