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Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

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

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

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

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.

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

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Try this chemistry experiment with your curious kid and get some "shocking" results!

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

This science fair project idea examines whether boys and girls differ in reflexes.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.