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Home » Science Fair Projects: Purpose

Science Fair Projects: Purpose

By Janice VanCleave

Notes from Janice’s Desk

When searching for ideas for your science project, write out a purpose each topic you are considering.The purpose should be a statement comparing an independent variable and a dependent variable. The independent variable is the condition that the experimenter changes. The dependent variable is the condition that the experimenter measures to find out if or how it changes. In the following form, the the independent variable is placed in blank (a) and the dependent variable is written in blank (b).

A Study of the Effect of ___(a)___ on ___(b)___.

1. Topic: Seed Growth
Purpose: A Study of the Effect of Microwaves on Seed Growth.

2. Topic: Downhill Motion
Purpose: A Study of the Effect of Weight on Downhill Motion.

3. Topic:Chemical Reactions
Purpose: A Study of the Effect of Temperature on the Rate of a Chemical Reaction.

Note to Educators: Collect Purpose Ideas for Science Fair Projects. You could file the ideas under specific categories, such as Seeds, Plants, Chemical Reactions, etc….

Guide to the Best Science Fair Projects

(Paid Link)

More Later,

Janice

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The spoon hanging from the string vibrates when struck and these vibrations are transmitted through the string and the sound is amplified by the plastic cups. ABOUT ME: Hi, I am Janice VanCleave, author of 50 best-selling science experiment books for children ages 4 through high school. I taught science for 27 years. MORE.....

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