In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

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.

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

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

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

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

Use a dichotomous key to identify plants or animals.

Determine if gender affects the ability to identify different smells.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

This science fair project idea investigates food preference of birds.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.

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

The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

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

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.