Elementary School Science Fair Project Ideas's elementary school science fair projects expose kids to a broad range of opportunities for scientific inquiry, arming them with the tools and knowledge they need to answer their questions about the world around them. Elementary school science experiments are a great way to demonstrate important concepts in physics and chemistry, while our elementary school science fair project ideas equip kids with carefully explained procedures that yield enlightening results.

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Science fair project that examines the physical characteristics of soil in order to learn about soil permeability and other environmental properties.
Earth & Space Science
Fifth Grade
This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.
Elementary School
Earth & Space Science
This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.
Environmental Issues
The goal of this project is to create an exciting topographical map out of dough.
Elementary School
Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.
Weather and Climate
Fifth Grade
Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?
Weather and Climate
Third Grade

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