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Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Here's a fun activity that will have your child deciphering directions for sandwich making, and learning about sequence along the way!

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Even your first grader can get involved in the lighting of the Kwanzaa Kinara with this clever flameless Kinara project!

Make a peace dove to commemorate Black History Month and hang it in your home as a quiet reminder of the spirit of the movement.

Here's a math activity that uses coin riddles to help your third-grader improve his coin-counting and logical thinking skills.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Run, run as fast as you canâto create this felt gingerbread man! Bring this beloved tale to life with felt, cardstock and brightly colored decorations.

Once your child has mastered the letters of the alphabet it's time to start building words! Try out this activity that encourages simple word recognition.

This science fair project teaches students the differences between fruits and vegetables.

Make a beautiful nature silhouette to remember a family walk in the park or a camping trip with friends.

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

Introduce colors to shadow play with this creative and irresistible science activity!