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.

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

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

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

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

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.

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

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

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

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

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

This easy at-home experiment is a great way to "see" science.

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

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

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

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

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.