This science fair project idea investigates how color affects temperature.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science fair project idea explores whether color affects a person's emotional state.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

In this fun experiment, we'll find out how color affects heat absorption!

This science fair project idea determines if the color of light affects the growth of plants.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

This science fair project idea experiments with spinning color wheels and optical illusions.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

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!

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

In this experiment we will be determining whether birds prefer certain colors of seed.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

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!

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

What happens when colored beams of light mix? You might be surprised.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

In this science fair project, students use the streak test to tell minerals apart from each other.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.