Construct batteries that make electricity from fruits with this fun science fair project.

Find out which type of sponge holds the most water.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

This science fair project idea investigates how color affects temperature.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

What happens when colored beams of light mix? You might be surprised.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea explores whether white light can be separated into different colors.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

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

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

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.

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

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 project allows students to study the psychology of happiness.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Examine the effect of pressure on carbonation in soda.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.