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.

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

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.

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.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

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, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

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

In this project children practice the scientific method while playing with puffy paint.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

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

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

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

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

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

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.

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

Checkerboard play challenges students to use spatial reasoning and computational thinking.

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

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