Explore the neural and mental mechanisms at play in mental imagery.

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.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

This science fair project idea investigates how images are influenced by changes in light.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

This activity is a fun way to fill up your child's tummy and spend time together creating edible lessons in the kitchen.

Examine the impact of insecticides on plant growth.

Has the rain ruined your summer outdoor campfire plans? You can still make some tasty s'mores with the help of your oven!

This science fair project idea investigates how the shape of an object affects drag.

Which bread molds fastest? Explore the different kinds of breads and how quickly they mold, along with the role of preservatives.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Creating a cloud of bats is a great way for your child to get familiar with the process of folding and cutting. They also make great Halloween decorations!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Create a face of a person or animal on a small terra cotta flower pot and grow herbs or a flowered plant for their hair! As the herbs grow, the hair grows.

An easy afternoon craft, this reusable heating compress is just the thing for warming cold limbs on chilly winter days.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

This project examines whether sugar substitutes are as sweet as real sugar.

Test your friends to find out if you can replicate the placebo effect's incredible results.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

This project compares the national anthems of several different countries to determine if there is a correlation between tempo and a country's latitude.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

Develop your child's hand-eye coordination in a fun and engaging way by challenging her to a game of Drop Catch.

Have a young architect or designer on your hands? Here's an easy activity for him to learn the basics of landscape and architecture while having fun!