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What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This experiment tests which gender is better at catching how a magician performs his tricks.

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

This cool physics demo illustrates the simple harmonic motion of a pendulum while teaching kids the important concepts of potential and kinetic energy.

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

What colors can dogs see? Do they only have black and white vision, or can they see other colors too? Find out in this cool science experiment!

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

This science fair project idea provide quantitative data about how well the use of ASL ( American Sign Language) works in communicating with babies.

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.