What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project idea discovers the practical applications for the structural design of a snail shell.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Learn the chemistry and physics of the brain, how our nervous system work. Demonstrate that the brain is an electrical and chemical machine.

This science fair project idea experiments with unusual ideas in fashion design and the development of eco-friendly fashion products.

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

Generate gas from garbage. The purpose of this science fair project is to simulate how landfills generate gases that can be used to create energy.

Students identify variables that affect the duration of high school romances and analyze data to predict the success or failure of ongoing relationships.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

The goal of this project is to create an exciting topographical map out of dough.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Have your child kick off their summer vacation by making a miniature water slide!

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

This science fair project determines which of two chemical agents can be used to release the drug (tea) from hydrogel crystals.