This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

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

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

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

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

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

This science project teaches students to classify different shapes of leaves.

This science fair project teaches students the differences between fruits and vegetables.

How do organic materials become soil? This science experiment measures what materials biodegrade.

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 fair project idea investigates how color affects temperature.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea explores the egg's thin membrane.

This science fair project idea compares biodiversity between drops of water.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

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

This science fair project examines how seeds hitchhike on animals and clothing.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This science fair project idea produces varying pitches of sound.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

This science fair project idea identifies trees using a dichotomous key.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This science fair project idea explores the different properties of matter.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.