This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

This science fair project idea explores how water and ice can change the form of rocks.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

In this science fair project, students create their own miniature salt flats at home.

This science fair project idea attempts to develop a new or improved eco-friendly packing material.

Wild-type and GAPDH mutant Caenorhabditis elegans were used as an example of how glucose or sugar affects the lifespan of humans.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

This science fair project idea demonstrates how our fingers prune when in water.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

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.

Did you know magnifying glasses are magic? This hands-on activity has kids using magnifying glasses to engage with the world around them and look close to examine what they find.

Help your child learn about animal classification with this fun and delicious activity.

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.

Make edible amber fossils with your second grader to explore the fascinating world of science!

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.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

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

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.

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.