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Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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

This science fair project idea investigates how color affects temperature.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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

Is it a square or a circle? See if you can trick your friends with this zany science project!

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

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

This science fair project idea explores whether white light can be separated into different colors.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This project investigates the affect of storage temperature on microwave popcorn.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Explore if planting seeds in a certain direction will affect how fast it germinates.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.