Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

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?

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

In this science fair project, young children notice and track changes in trees throughout the year.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Learn how different types of soil affect how animal tracks form in this experiment!

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

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!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

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

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

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

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

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.