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!

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

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

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

This science fair project will help students learn about non-vascular plants, such as mosses.

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

Do different types of oil mix or stack? Find out in this science fair project idea!

People have favorite flavors, but what about ants? Which ant food is the most popular?

This project examines whether people's taste perception is influenced by what they see.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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.

In this activity your child will create their very own marble maze!

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

The objective of this science project is to determine the length of time for different seeds to germinate.

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

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.