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Fourth Grade Earth & Space Science - Science Fair Project Ideas

Great selection of fourth grade science fair project ideas. These science fair projects can help you find fourth grade level ideas for your science fair.

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Fourth Grade Earth & Space Science
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The purpose of this science fair project is to determine how the sun's direction affects temperature.
How Does the Sun's Direction Affect Temperature?
Fourth Grade
Earth & Space Science
In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.
Popcorn Pumice: Exploring Different Rock Densities
Fourth Grade
Geology
Is Horse Manure a Possible Energy Source in a Crisis?
Fourth Grade
Ecology
In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.
How Do Weather Conditions Affect How Fast a Puddle Evaporates?
Fourth Grade
Weather and Climate
This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.
The Mohs Test: How to Compare the Hardness of Minerals
Fourth Grade
Earth & Space Science
In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.
Edge Effect
Fourth Grade
Ecology
In this science fair project, students create their own miniature salt flats at home.
Create Your Own Miniature Salt Flats!
Fourth Grade
Geology
In this science fair project, students will use the streak test to tell minerals apart from each other.
Streak Test: A Way to Tell Minerals Apart
Fourth Grade
Earth & Space Science
This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.
Mapping the Energy Use of My Classroom
Fourth Grade
Ecology
This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.
How Long Will Your Trash Bag Live?
Fourth Grade
Ecology
In this experiment, the weight of aluminum cans will be compared.
Illuminating Aluminum
Fourth Grade
Ecology
The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.
What Makes the Best Compost Pile?
Fourth Grade
Ecology
This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.
Greenhouse Project
Fourth Grade
Ecology
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.
The Ghost in the Tube
Fourth Grade
Weather and Climate
Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.
Snow to Liquid Ratio
Fourth Grade
Weather and Climate

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