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Variables: Independent, Dependent, Controlled

By Janice VanCleave

How the Independent Variable of Light affect the Dependent Variable of Plant Growth

Types of Variables in A Science Fair Project Independent variables Dependent variablesControlled variables When experimenting, a variable is anything that might change and affect the results of the experiment. Examples are the best way to explain types of variables. Example: Investigate Electromagnetics 1. What is an electromagnetic?  Discover how to make an electromagnetic. This type of […]

Filed Under: Science Projects, variables Tagged With: controlled variables, dependent variable, electromagnet, independent variables, light, plant growth, plant project, science fair project, science project, variables

Project: Slime/Variable

By Janice VanCleave

 Variables in A Slime Experiment Variable is the name given for any part of an experiment that changes. For example, the following question identifies what is happening as well several variables which are identified. Question: If a glue solution and a borax solution are mixed, what effect would the ratio of the solutions have on […]

Filed Under: Science Projects Tagged With: controlled variables, dependent variables, independent variables, slime, variables

Chia Seed Science Projects Ideas

By Janice VanCleave

How to Write a Science Project Question An Experimental Science Project is a Cause/Effect investigation. In other words, the change in one thing causes something else to change. The “Cause” part of the investigation is what you will have control over. The “Effect” part of the investigation is what you will be observing to decide […]

Filed Under: Biology, Plants Tagged With: controlled variables, dependent variable, germination rate, independent variable

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Welcome to Janice’s Science Extravaganza!

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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