Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

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.

In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

This fun middle school science fair project idea helps student discover the concepts behind deep sea diving and how Cartesian divers work.

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

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

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.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

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

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!