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.

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

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

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

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.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

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.

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

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

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

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Test whether plants can grow without sunlight and water.

This activity is a fun challenge for students who have just started learning to program educational robots.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

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

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

This science fair project teaches students the differences between fruits and vegetables.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

This science fair project idea investigates how the shape of an object affects drag.