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

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report

Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

The objective of this science project is to investigate patterns in fingerprints among family members.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

In this design challenge, your child will create a parachute for a small toy using typical household items.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

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

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.