All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This experiment evaluates if the lighting in a room affects the speed at which test subjects perform mental tasks.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This project examines the concentration of dissolved oxygen in water, with and without oil.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

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

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.

This science fair project idea explores if male or female humans are more likely to exhibit some form of color blindness.

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

This project explores whether the tempo of the background music we hear in a businesses is important to the environment and how customers move.

Here's a pressed leaf card project that puts science and writing together for your second grader.