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Quadratic Equations

Topic

Quadratic Equations

Subject

Algebra

Grades

8th

Overview: Students use a motion detector and create simple computer models using STELLA® software to produce quadratic patterns.  The lessons implemented were based on work in Diana Fisher’s book, Lessons in Mathematics: A Dynamic Approach

ST Concepts & Habits

Concepts:

  • Interdependencies

  • Change over time

ST Tools

  • Behavior-over-time graphs

  • Computer models

Standards

Solve quadratic equations (using the quadratic formula).

Solve quadratic equations for real and imaginary solutions using various strategies.

Implemented by: Wayne Thornes and Mickey Celentano

Submitted by: Anne LaVigne

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