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

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

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

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

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?

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

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

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

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

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!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Using a toy race car kids create a visual model of the Doppler Effect.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

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 activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

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

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

In this fun activity, frozen cubes of paint provide your preschooler with a cool new way to paint a masterpiece.

In this activity, your child will be challenged to make a tower using paper cups.

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

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!