This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

In this project, the affect of acid rain is simulated by the acid, vinegar.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

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

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

How powerful is the reaction between baking soda and vinegar? Find out here!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Do you think heat can affect a plant's growth rate?

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Explore if planting seeds in a certain direction will affect how fast it germinates.