When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Plants and light seem to be good buddies, but how far does the friendship really go?

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

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.

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

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.