This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Is it a square or a circle? See if you can trick your friends with this zany science project!

In this activity, your child will be challenged to make a tower using paper cups.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

The goal of this project is to create an exciting topographical map out of dough.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Test your friends to find out if you can replicate the placebo effect's incredible results.

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.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

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

In this design challenge, your child will create a parachute for a small toy using typical household items.

This science fair project idea identifies clouds as a means of predicting the weather.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Have your child kick off their summer vacation by making a miniature water slide!

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.