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

Air resistance is a crucial factor when designing a parachute. In this science fair project, students find what type of material works best as a parachute.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This science fair project idea examines the reason boats are shaped and engineered.

Take a dive into the candy jar with this yummy science experiment.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?

Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Determine how good we are at direct and indirect observation.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Science fair project that explores the phenomenon of Non-Newtonian fluids by exerting force on different materials.

This science fair project idea provides evidence that air is everywhere and takes up space.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

This science experiment has students test whether a snail moves faster on concrete or dirt.

Science fair project that illustrates the properties of black holes in space.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Science fair project that determines whether wireless networks damage living plants. Are WiFi radiation hazardous to your health?

This easy at-home experiment is a great way to "see" science.

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

Science fair project that examines the relationship between the size of a bubble and how quickly it falls. What is the correlation?

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.