Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

In this project, a mnemonic is used to test how it increases memory.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

The project determines which laundry detergent is best for cleaning clothes.

This activity is a fun way for your first grader to learn about how veggies help your body while being creative with art and drama. Here's how to get started.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

Have your little astronaut create her own crater-filled moon with this fun craft project that encourages learning about the final frontier.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Show your teen how to analyze the nutritional value of her favorite meals. She may be surprised to find out how healthy--or not--her favorite foods are!

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

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.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Science fair project that creates a pamphlet to help others learn about Epilepsy, its causes, symptoms and treatments.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Cleaning can be a chore, but not with this sudsy experiment!

Make sourdough bread...and learn some colonial history and modern science in the process!

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Learn about the Hardy-Weinberg principle and how genetic equilibrium can be used to measure genetic variations in this fun science fair project idea.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

This science fair project idea identifies and understands adaptations in birds.