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 examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

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

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

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

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

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.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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

Challenge your learner to design and build a city of their own in this creative engineering activity.

This science fair project idea explores whether talking to a plant will help it grow.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

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

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

This science fair project idea determines what household items are good conductors of electricity.

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.