The objective of this science fair project is to explore whether superabsorbent polymer or hyrdrogel crystals have the best waterabsorbency.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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 start a fire from scratch without using matches or a lighter.

This project examines how temperature affects the volume of gas in balloons.

This experiment will examine and precisely measure the amount of sugar in various sodas.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

Determine which metal has the highest rate of conductivity.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

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

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

The goal of this project is to create an exciting topographical map out of dough.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

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

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

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

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.