This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

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

Explore if planting seeds in a certain direction will affect how fast it germinates.

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

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

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

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

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

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

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?