How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

This experiment will explore the best way to create a perfect soft-boiled egg.

This science fair project idea demonstrates sonar mapping of the ocean floor.

This biodiversity project examines the biodiversity in your own backyard.

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

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

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

This project is about after-images and what possibly affects them.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

This project explores ways to prevent static electrical shocks.

This science fair project determines the quality of a given product.

This science project idea's objective is to understand how TV mysteries change expectations of mystery stories.

Check out this fun science project to explore the relationship between solubility, drug absorption, and time required for a drug effect to become apparent.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.