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.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

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

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

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

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

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

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

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

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

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

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

This science fair project teaches students about wilting and browning of salad greens.

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

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

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

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:

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

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Here's a simple science activity that will help your child better understand how wells bring us water.

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 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!

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

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