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Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

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

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

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

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

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!