Teacher resources and professional development across the curriculum

Teacher professional development and classroom resources across the curriculum

 Lesson Plans: Introduction Lesson Plan 1: Overrun by Skeeters - Exponential Growth Lesson Plan 2: Bigger and Smaller - Exponent Rules

Lesson Plan 2: Bigger and Smaller - Exponent Rules

Overview:
This lesson will teach students about several of the rules regarding exponents. It uses a situation from Alice in Wonderland in which Alice's height is doubled or reduced by half depending on what she consumes to introduce negative exponents and the rules for dividing powers.

Time Allotment:
Two 50-minute class periods

Subject Matter:
Rules of exponents

Learning Objectives:
Students will be able to:
• Understand, and develop a sensibility to, the magnitude of exponential growth.
• Develop laws of exponents.
• Define negative exponents.
Standards:

Principles and Standards for School Mathematics, National Council of Teachers of Mathematics (NCTM), 2000.

NCTM Algebra Standard for Grades 6-8
http://standards.nctm.org/document/chapter6/alg.htm

NCTM Algebra Standard for Grades 9-12
http://standards.nctm.org/document/chapter7/alg.htm

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