Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

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

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

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

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Construct batteries that make electricity from fruits with this fun science fair project.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This simple experiment serves as an introduction to the greenhouse effect.

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

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

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

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

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 focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

Check out this cool science fair project on identifying rocks and minerals for kids.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.