Earth and Space Science Fair Projects

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Biodiversity in a Drop of Water
Biodiversity in a Drop of Water
Science Project
Biodiversity in a Drop of Water
This science fair project idea compares biodiversity between drops of water.
5th grade
Science
Science Project
Microwave Madness
Microwave Madness
Science Project
Microwave Madness
This science project idea examines the effect of microwaving on various objects.
4th grade
Science
Science Project
Radio Waves, It's In The Air: Build A Basic Radio
Radio Waves, It's In The Air: Build A Basic Radio
Science Project
Radio Waves, It's In The Air: Build A Basic Radio
The purpose of this science fair project is to build a basic radio.
5th grade
Science
Science Project
Windy Weather II: The Correlation Between Barometric Pressure and Wind Velocity
Windy Weather II: The Correlation Between Barometric Pressure and Wind Velocity
Science Project
Windy Weather II: The Correlation Between Barometric Pressure and Wind Velocity
This science project researches the correlation between barometric pressure and wind velocity.
Science
Science Project
Surface Features of the Moon Model
Science Project
Surface Features of the Moon Model
Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.
5th grade
Science
Science Project
Color And Temperature
Color And Temperature
Science Project
Color And Temperature
This science fair project idea investigates how color affects temperature.
3rd grade
Science
Science Project
Examining Mass And Density Of Popped And Unpopped Popcorn
Examining Mass And Density Of Popped And Unpopped Popcorn
Science Project
Examining Mass And Density Of Popped And Unpopped Popcorn
This science fair project idea compares the mass and density of objects.
Science
Science Project
Egg Lab
Egg Lab
Science Project
Egg Lab
This science fair project idea explores the egg's thin membrane.
3rd grade
Science
Science Project
Reusing Your Trash
Reusing Your Trash
Science Project
Reusing Your Trash
This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.
2nd grade
Science
Science Project
Short Circuit Stories
Short Circuit Stories
Science Project
Short Circuit Stories
This science fair project idea examines readersâ expectations in regard to literature.
Social studies
Science Project
How to Make Salt Water Drinkable
How to Make Salt Water Drinkable
Science Project
How to Make Salt Water Drinkable
This science fair project examines whether ocean water can be made safe to drink.
Science
Science Project
What Do Leaves Do?
What Do Leaves Do?
Science Project
What Do Leaves Do?
This science fair project idea teaches kids the different functions of a leaf.
Science
Science Project
Balancing Act: How does Gravity Affect Balance?
Balancing Act: How does Gravity Affect Balance?
Science Project
Balancing Act: How does Gravity Affect Balance?
The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.
5th grade
Science
Science Project
What Effect Does Oil have on Birds?
What Effect Does Oil have on Birds?
Science Project
What Effect Does Oil have on Birds?
This science fair project determines how oil affects a bird’s waterproofing.
Science
Science Project
Magnetometer
Science Project
Magnetometer
Science fair project that builds a magnetometer and demonstrate its uses.
Science
Science Project
Backyard Biosphere
Backyard Biosphere
Science Project
Backyard Biosphere
This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.
Science
Science Project
Observing the Principle of Conservation of Mass
Observing the Principle of Conservation of Mass
Science Project
Observing the Principle of Conservation of Mass
This science fair project idea discovers the principle of conservation of mass.
Science
Science Project
Plants Form Water
Plants Form Water
Science Project
Plants Form Water
This science fair project idea demonstrates that plants give off water.
1st grade
Science
Science Project
How to Demagnetize a Magnet
Science Project
How to Demagnetize a Magnet
Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.
4th grade
Science
Science Project
How to Tell Time by the Sun
How to Tell Time by the Sun
Science Project
How to Tell Time by the Sun
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.
3rd grade
Science
Science Project
Solar System and Atom
Solar System and Atom
Science Project
Solar System and Atom
This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.
Science
Science Project
Bubbly Plants
Science Project
Bubbly Plants
Free science fair project idea examining how different types of water affect plant germination and growth.
Science
Science Project
How Do Seeds Hitchhike?
How Do Seeds Hitchhike?
Science Project
How Do Seeds Hitchhike?
This science fair project examines how seeds hitchhike on animals and clothing.
3rd grade
Science
Science Project
How Does Salinity and Temperature Affect the Density of Water?
How Does Salinity and Temperature Affect the Density of Water?
Science Project
How Does Salinity and Temperature Affect the Density of Water?
The objective of this science fair project is to analyze the effects of salinity and temperature on water.
4th grade
Science
Science Project
Candy pH
Candy pH
Science Project
Candy pH
Take a dive into the candy jar with this yummy science experiment.
4th grade
Science
Science Project

Earth and Space Science Fair Projects

Looking for science fair project ideas that will make your kid a star at his upcoming science fair? Education.com's editorial staff has curated a rich collection of cool Earth and space science fair projects written by our team of talented professional scientists, science teachers, and educational consultants. Our Earth science projects and Earth science experiments give inquisitive kids the opportunity to identify unknown minerals and discover why certain volcanic rocks can float. Our space science projects give students the chance to do everything from building a model rocket to determining the elliptical path of a planet's orbit using applied math.