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Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

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

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

This classic children's game demonstrates how sound travels through air vs. through a solid.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea explores the egg's thin membrane.

Your preschooler is familiar with the colors in their crayon box, but can they find these colors in the world? Take them on a scavenger hunt to find out!

Use pepper and soap to discover some fun facts about the properties of water.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

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.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Here's a pressed leaf card project that puts science and writing together for your second grader.

Help your child make a beautiful homemade sandcastle that will last!

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Help your child learn about animal classification with this fun and delicious activity.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

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.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

In this activity your child will create their very own marble maze!

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

This science fair project idea determines what household items are good conductors of electricity.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.