This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

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!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

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.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Determine if gender affects the ability to identify different smells.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

This science fair project idea examines the reason boats are shaped and engineered.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Create a self-portrait from natural materials in this collage craft activity!

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.