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Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

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

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

Start your toy engines -- this is going to be a fast and friction-filled race!

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

This science fair project teaches students about wilting and browning of salad greens.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

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

This science fair project idea investigates how the shape of an object affects drag.

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

This science project researches the correlation between barometric pressure and wind velocity.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

This experiment will evaluate if chewing gum affects students' test performance.

Do thick liquids flow faster than thin liquids? Examine water and syrup's viscosity and inertia to learn about the Reynolds Number, laminar and turbulent flow.

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

This experiment explores whether caffeine improves athletic performance.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this 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.

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

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.