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Lesson Plans (4) A detailed description of the instruction for teaching one or more concepts or skills. Teacher Tools (1) An extensive set of online resource tools teachers can use to enhance student learning or increase teacher productivity often useful across grade levels and/or subject areas (Aligned to professional learning standards instead of content standards).


ALEX Lesson Plans


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Subject: Mathematics (8)
Title: What's My Number -- How to estimate the square root of a number that is not a perfect square
Description: In this lesson, eighth grade students will learn the steps necessary to approximate the square roots of numbers that are not perfect squares.  Students will use a number line as a visual aid to complete this task. 


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Subject: Mathematics (8)
Title: The Elephants Truncate Roots
Description: Students will learn the process of finding where the square root of 2 is on the number line by truncating the square of a number between 1 and 2.  They will also work with other square roots to learn how to order them on the number line.  The process can be done with a calculator, or with the attached spreadsheet.


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Subject: Mathematics (8)
Title: Those number aren't just moody. They're completely irrational!!
Description: Rational numbers can sometimes cause problems when they're converted to repeating decimals. That, we can handle. But, what about those irrational numbers that can only be "sort of, like approximated"? How can we expect students to compare their values, much less graph them on a number line?


Thinkfinity Lesson Plans


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Subject: Mathematics
Title: Approximations of Pi     
Description: This student reproducible, from an Illuminations lesson, provides information about and several examples of approximations for the constant pi.
Thinkfinity Partner: Illuminations
Grade Span: 6,7,8



Web Resources


Teacher Tools


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Algebra.Help
http://algebrahelp.c...
Lesson plans,calculators, worksheets and everything else to help with teaching algebra.

Alabama Virtual Library
Alabama Virtual Library

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The University of Alabama at Birmingham
The University of Alabama at Birmingham
The Malone Family Foundation
The Malone Family Foundation
Thinkfinity
Thinkfinity
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