Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Help your first grader design and create his very own bird feeder out of an empty milk carton.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

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

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

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

Transform your uncomfortable wooden shoes into charming mini planters!

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

In this project children practice the scientific method while playing with puffy paint.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.