Expression Parts Explorer

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About This MicroSim

Interactive exploration of algebraic expressions, identifying terms, coefficients, variables, and constants. This interactive learning tool provides direct visual feedback, enabling students to explore algebraic structures dynamically.

Iframe Embed Code

Copy this iframe to your website:

<iframe src="https://dmccreary.github.io/algebra-1/sims/expression-explorer/main.html"
        height="392px" width="100%" scrolling="no"></iframe>

Lesson Plan

Learning Objective

Deconstruct algebraic expressions into terms, coefficients, variables, exponents, and constant terms.

Audience and Prerequisites

Designed for Algebra I students in grade 9. Students should have arithmetic fluency and introductory familiarity with algebraic notation.

Suggested Activity

1. Ask students to make a prediction before interacting with controls or moving parameters.
2. Hover and select distinct parts of generated algebraic expressions to isolate coefficients, variable factors, and constant terms.
3. Compare the visual model directly with the symbolic algebraic expression.
4. Have students summarize their observations in a single sentence.

Assessment

Given an expression, students list each term and identify its degree, coefficient, and variable base.

References

1. Related Algebra I Chapter - Course explanation and background context.
2. p5.js Reference - Official library documentation.