This science fair project idea investigates which objects float and sink in honey, water, and oil.

Find out whether packaged seeds actually do expire in this new science fair project idea.

In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.

This science fair project idea investigates how the shape of an object affects drag.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This project tests the hypothesis that dark colors absorb more heat than light colors.

This science fair project idea provides evidence that air is everywhere and takes up space.

In this experiment, the weight of aluminum cans will be compared.

This science fair project idea explores the egg's thin membrane.

In this project, different brands of microwave popcorn are tested and compared.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

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

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

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

This classic children's game demonstrates how sound travels through air vs. through a solid.

Examine the effect of pressure on carbonation in soda.

The objective of this science project is to determine the length of time for different seeds to germinate.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

The objective of this science fair project is to investigate salt water density.

This science fair project idea identifies trees using a dichotomous key.

This science fair project idea determines which method of hand cleansing is the most effective.