Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

This science fair project teaches students the differences between fruits and vegetables.

Have your kid build an ice sculpture in this activity that's so fast, fun, and messy it's the perfect way to demonstrate how much fun experiments can be!

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

Make an adorable nut buddy by crafting nature people out of nuts in shells! Buddies will take on their own personalities depending on the materials you use.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

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!

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

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

Using a toy race car kids create a visual model of the Doppler Effect.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

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

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

This project compares the strength of one, two, and three-ply toilet paper.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

In this science fair project, young children notice and track changes in trees throughout the year.

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

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

This preschool activity uses paint chips to help your child learn about different shades of colors and how to find different colors in nature.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Have your child kick off their summer vacation by making a miniature water slide!