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Tool: Proof Without Words: Completing the Square Review
Student Review (Not based on classroom experience)
Reviewer: Becky444, Dec 6 2005 12:35AM
Review based on:
I'm came across this tool in a search, and a geometric proof for completing the square sounded interesting, so I clicked on it to see what it was all about.
Appropriate for:
introduction to a concept, advanced investigations
Other Comments:
I had personally never seen (or thought about) a geometric proof of completing the square, and found this interesting. It is very quick to use, but makes a good point and will get students to think about the concept in a new way, or perhaps understand it for the first time.
What math does one need to know to use the resource?
To use the tool, you really don't need to know any math, but to understand the tool, a basic knowledge of areas of rectangles and squares is needed. An introduction to the completing the square method could also be helpful, but isn't entirely necessary.
What hardware expertise does one need to learn to use the resource?
You just need to know how to click the mouse!
How hard was it for you to learn?
Very Easy
Explanation:
This tool just required a couple clicks of the mouse, so it was very simple and quick to use, while conveying a good proof that could stimulate discussion and thought.
Ability to meet my goals:
Effective
Recommended for:
Algebra II