Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

This experiment explores how listening in to a one-sided conversation affects concentration.

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Can cells be frozen? This science fair project provides information to answer this question.

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

Design a livable building that functions without electricity. Consider necessities, comforts and entertainment. Build a scale model of your design.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.