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

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

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.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

The purpose of this science fair project is to build a basic radio.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Learn with makes water molecules work with this fun and easy science activity!

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

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

This science fair project idea investigates if fats add to the flavor of food.

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