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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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This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.
Slinky: Metal vs. Metal
Fourth Grade
Elementary School
Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.
Soil pH: Acid or Alkaline?
Fourth Grade
Chemistry
In this experiment we will be determining whether birds prefer certain colors of seed.
Do Birds Have a Favorite Color?
Fourth Grade
Elementary School
Get out your flashlight! The purpose of this science fair project is to investigate how distance influences the spreading of light.
How Does Distance Affect the Spreading of Light?
Fourth Grade
Elementary School
Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.
Angle of Heat
Fourth Grade
Fifth Grade
Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.
Too Cold To Snow?
Fourth Grade
Third Grade
Do different types of oil mix or stack? Find out in this science fair project idea!
Do Different Types of Oil Mix or “Stack”?
Fourth Grade
Second Grade
Science fair project that examines condensation and the conditions needed in order for dew to form.
Dew Point, Humidity and Weather
Fourth Grade
Second Grade
Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.
The Growth Rate Of Pre-packaged Seeds vs. Seeds From Directly Inside the Fruit or Vegetable
Fourth Grade
Fifth Grade
Find out whether packaged seeds actually do expire in this new science fair project idea.
Do Packaged Seeds Expire?
Fourth Grade
Fifth Grade
Explore if planting seeds in a certain direction will affect how fast it germinates.
Do You Need To Plant Seeds A Certain Direction For It To Germinate?
Fourth Grade
Third Grade
Do Temperature and Humidity Affect How Long Static Charges Last?
Fourth Grade
Elementary School
examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy
Passive Solar Heating
Fourth Grade
Fifth Grade
Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.
Heat Conduction
Fourth Grade
Fifth Grade
The purpose of this science fair project is to determine which brands of batteries last the longest.
Which Brand of Batteries Is Stronger or Lasts Longer?
Fourth Grade
Elementary School

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