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Earth & Space Science Projects

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Earth & Space Science

Reusing Your Trash

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

Does Carbon Dioxide Raise the Temperature of the Atmosphere?

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Effect of Acid Rain on Dissolved Oxygen Concentration

Use a fish tank to simulate a pond! This science fair project explores the relationship between acid rain and the dissolved oxygen concentration of water.

Cafeteria Waste

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

Which Starch Plant Produces the Most Fuel?

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Water Purification Experiment: Removing Chlorine From Water

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Is Horse Manure a Possible Energy Source in a Crisis?

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

In the Air and All Around

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

The project investigates how water and movement affects erosion.

Illuminating Aluminum

In this experiment, the weight of aluminum cans will be compared.

How Does Mold Grow?

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.

Greenhouse Effect

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

Tides in the Chesapeake Bay

Greenhouse Gases

This science project examines the thermal properties of several major greenhouse gases.

Discovering the Best Water for Plants

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Create Your Own Earth Model

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

What Do Worms Eat? A Compost Project

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Crayon Rock Cycle Experiment

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Erosion Experiment

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Shadow Science: What Makes Shade Shift?

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Earthworms and Light: Do Worms Prefer Darkness?

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

How Do Oil Spills Affect the Environment?

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Cinnamon Bug Repellent: Sweet Relief?

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

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