How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

People have favorite flavors, but what about ants? Which ant food is the most popular?

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

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

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

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

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

Help your child celebrate the summer and the sun by making a sandy seascape.

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

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

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

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!