# HMS Math Teachers

The purpose of this group is to serve as a forum for HMS Math teachers to post exciting lessons or to discuss how they modified or need help with a certain lesson. It contains lessons that are related to common core content with specific interactive elements.
3 members | 6 affiliated resources

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# Unit Rat

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Students should have prior knowledge of rates and solving proportions. Students will be introduced to a problem that launches the lesson. By the end of the lesson, students should be able to answer the launch question. During the lesson, students will explore finding the unit rate, watch a video demonstration, and practice via whiteboards and interactively.

Material Type: Lesson Plan

Authors: Tameka Robinson, Georgeanna Minggia

# Dunk Tank: Ratio & Proportion

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In this activity, Harry explains key concepts about ratio and proportion. Also included: the mini-game Sleuths on the Loose, a comic video about proportions in "body math" and quiz-show questions.

Material Type: Activity/Lab, Game, Interactive

# Increasing and Decreasing Quantities by a Percent

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This lesson unit is intended to help teachers assess how well students are able to interpret percent increase and decrease, and in particular, to identify and help students who have the following difficulties: translating between percents, decimals, and fractions; representing percent increase and decrease as multiplication; and recognizing the relationship between increases and decreases.

Material Type: Assessment, Lesson Plan

# Data Flyer

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Enter a set of data points, then derive a function to fit those points. Manipulate the function on a coordinate plane using slider bars. Learn how each constant and coefficient affects the resulting graph.

Material Type: Activity/Lab, Diagram/Illustration, Interactive, Lecture Notes, Lesson Plan, Simulation, Student Guide, Teaching/Learning Strategy

Author: Shodor

# Algebra Four

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Students play a generalized version of connect four, gaining the chance to place a piece on the board by solving an algebraic equation. Parameters: Level of difficulty of equations to solve and type of problem. Algebra Four is one of the Interactivate assessment games.

Material Type: Activity/Lab, Assessment, Diagram/Illustration, Game, Interactive, Lesson Plan, Simulation, Student Guide

# 3D Transmographer

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Build your own polygon and transform it in the Cartesian coordinate system. Experiment with reflections across any line, revolving around any line (which yields a 3-D image), rotations about any point, and translations in any direction.

Material Type: Activity/Lab, Diagram/Illustration, Game, Interactive, Lesson Plan, Simulation, Student Guide