What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

In this science fair project you will make a model of a cell membrane using very simple material.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

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!

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.

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

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.

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

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

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Discover whether a metal will expand under hot water.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

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

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This science experiment has students test whether a snail moves faster on concrete or dirt.

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!

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

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