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This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Parachutes

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Reaction Time Science: How Fast Are You?

Learn all about balance and motion as your child designs a corn maze!

Corn Maze STEM Challenge

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Hot Air Balloon Heights

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Inverse Square Law: How Does Distance Affect the Spreading of Light?

Learn whether writing things down really makes things easier to remember.

Does Writing Things Down Really Make It Easier To Remember Later?

Science fair project that examines condensation and the conditions needed in order for dew to form.

Dew Point, Humidity and Weather

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

3D Animal Cell Model

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Light Absorption and Color Filters

This science fair project idea  investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Measuring Magnification

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Everyday Darwin: Create a Nature Journal

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Flat Earth? Not Really!

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Angle of Heat

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Throwing a Baseball

This science fair project idea examines which type of insulation holds in the most heat.

Best Insulators

This science fair project idea investigates the difference in reaction times between boys and girls.

Reaction Time

In this design thinking activity, your child will choose an animal to research,&nbsp;learn&nbsp;about the animal&rsquo;s habitat, and then replicate the animal&#39;s habitat using household items.

Design Challenge: Creating Animal Habitats

Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.

Wacky Windmill Challenge

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

Does Age Affect Memory?

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!

Third-Class Levers in the Human Body

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Factors Affecting Solubility

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Ping Pong Ball Anemometer

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Soil Electrical Conductivity: Earthy Energy

Find out whether a longer airplane will fly farther or a wider paper airplane.

Does A Longer Paper Airplane Fly Farther than a Wide One?

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Folding Paper

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

Goldfish Behavior

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Falling Objects Revisited

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Perplexing Pendulum

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Design Challenge: Egg Drop

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

To Leaf or Not to Leaf 

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