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Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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?

Here's a science activity to help your child investigate how seeds are designed to travel.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

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

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Do different types of oil mix or stack? Find out in this science fair project idea!

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

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

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

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!

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.