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Fourth Grade Botany Science Fair Project Ideas

Browse from many free fourth grade botany science fair project ideas. These fourth grade botany science fair projects are a great place to find ideas for an upcoming science fair.

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Fourth Grade Botany
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This science fair project will help students learn about non-vascular plants, such as mosses.
Water and Mosses
Fourth Grade
Botany
This science fair project examines how seeds hitchhike on animals and clothing.
How Do Seeds Hitchhike?
Fourth Grade
Botany
How do Plants Absorb Water?
Fourth Grade
Botany
The purpose of this science fair project is to calculate the density of various fruits to determine which fruits are the most dense.
Are Some Fruits and Vegetables Denser than Others?
Fourth Grade
Botany
In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.
When Seeds Explode
Fourth Grade
Botany
This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.
Which Food Will Mold the Fastest?
Fourth Grade
Botany
This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.
Greenhouse Project
Fourth Grade
Botany
This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.
Can New Plants Be Made Without Seeds?
Fourth Grade
Botany
Transpiration is when plants lose water to the air. The purpose of this science fair project is to determine how much water different plants lose to the air.
How Much Water Do Plants Lose to the Air?
Fourth Grade
Botany
This science fair project explores how osmotic pressure forces water through the root up into the plant.
How Does Water Travel Up the Root of a Plant?
Fourth Grade
Botany
Ever wonder about the fungi you see growing on the sides of trees? This project explores these fungi to determine whether they are parasites or saprophytes.
Bracket Fungi: Parasites or Saprophytes?
Fourth Grade
Botany
This fun experiment provides a concrete and visually striking illustration of photosynthesis.
Demonstrating Photosynthesis: Writing in Grass
Fourth Grade
Botany
The objective of this experiment is to try and reverse a plant's natural biological rhythms by artificially switching daylight and nighttime periods.
Night Watch: Can We Train a House Plant to be Awake at Night?
Fourth Grade
Botany
This project examines the impact of low water on a radish seedling root system. How is growth affected?
Effect of Low Water on a Seedling Root System
Fourth Grade
Botany
Mirror, mirror in the garden: who's got the most light of all? Discover whether adding mirrors to your garden can increase the light that's available to plants.
Mirrors in the Garden
Fourth Grade
Botany

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