This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

This science fair project investigates why the number of visible stars changes from place to place.

This experiment investigates whether the primacy effect is observed more frequently in specific populations of people.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Which bread molds fastest? Explore the different kinds of breads and how quickly they mold, along with the role of preservatives.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

In this experiment, recycled objects are separated to demonstrate how mixtures are made and the variance in the physical properties of their ingredients.

The goal of this science fair project is to investigate the effect of irradiation on the germination and growth of vegetables, such as the tomato plant.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

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.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

This science fair project idea explores which fruit molds the fastest.

Discover which fabrics shrink the most in the wash and why.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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.

This experiment will explore the best way to create a perfect soft-boiled egg.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.