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 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 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.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

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

This science experiment has students test whether a snail moves faster on concrete or dirt.

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

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

This science fair project idea investigates how the shape of an object affects drag.

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

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

This science fair project idea demonstrates that plants give off water.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

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

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

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!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

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

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

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

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

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves