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Fourth Grade 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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Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.
A Glass Symphony
Fourth Grade
Elementary School
This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.
Does Length Have an Effect on Speed?
Fourth Grade
Elementary School
This science fair project idea is develops new or improved paper making techniques and encourages recycling.
Paper Making: The Next Level
Fourth Grade
Elementary School
What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.
What Animals are Most Popular? A Data Analysis Project
Fourth Grade
Elementary School
Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.
Does Singing Help Us Retain Information?
Fourth Grade
Elementary School
This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.
Do Screen and Text Color Affect Retention?
Fourth Grade
Elementary School
Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?
Sizing Up Marshmallows
Fourth Grade
Elementary School
How do Plants Absorb Water?
Fourth Grade
Elementary School
This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.
Soap Science
Fourth Grade
Elementary School
In this experiment, the weight of aluminum cans will be compared.
Illuminating Aluminum
Fourth Grade
Elementary School
The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.
Fresh Food vs. Frozen Food
Fourth Grade
Elementary School
This project examines whether people's taste perception is influenced by what they see.
Taste Perception
Fourth Grade
Elementary School
This project examines the common belief that with increasing age, people are less willing to adopt new technology.
Age and the Willingness to Adopt Technology
Fourth Grade
Fifth Grade
Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' noseprints and discover just how unique they are!
Can Nose Prints Be Used to Identify Dogs?
Fourth Grade
Elementary School
This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.
How to Create a Visual Doppler
Fourth Grade
Fifth Grade

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