Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

In this project students experiment with making music using only glasses of water.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Fibonacci sequences have been observed throughout nature, like in leaves and flowers. In this project, students find examples of the Fibonacci sequence.

This science fair project demonstrates the "power of conformity".

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

Check out this cool science fair project idea to explore various aspects of projectile motions like mass, angle and distance.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

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

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This science project examines the thermal properties of several major greenhouse gases.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

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.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

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

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.

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.

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