This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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

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

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

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

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.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

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

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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

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

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

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

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

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

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

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.

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.

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

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

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

Make an edible play dough with your child to help her develop her sensory and motor skills.