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.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

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.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

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!

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.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

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

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

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.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Is your child a young ornithologist in the making?

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

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

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

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

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

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.