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

In this science fair project, young children notice and track changes in trees throughout the year.

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

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

Science fair project that determines whether mass and weight are the same or different.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

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

This project determines what category of person is most likely to be ticklish.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

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!

People have favorite flavors, but what about ants? Which ant food is the most popular?

This science fair project idea explores how length affects the weight a bridge can hold.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

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

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Check out this cool science fair project on identifying rocks and minerals for kids.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.