In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

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

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

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

This science fair project idea determines if the color of light affects the growth of plants.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

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.