In this science fair project, students use the streak test to tell minerals apart from each other.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

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

Test whether plants can grow without sunlight and water.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

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

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Test your friends to find out if you can replicate the placebo effect's incredible results.

This science experiment has students test whether a snail moves faster on concrete or dirt.

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

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Learn all about balance and motion as your child designs a corn maze!

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!