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.

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 examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Learn all about balance and motion as your child designs a corn maze!

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

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

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.