To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

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

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

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

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

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

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

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Help your child learn about animal classification with this fun and delicious activity.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Learn whether writing things down really makes things easier to remember.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea determines which method of hand cleansing is the most effective.