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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 8.ee Proportional Relationships, Lines, and Equations

For Teachers 8th Standards
In this task, 8th graders are shown the graphs of two lines with the same slope. They are given the equation for the first line and the coordinates of a point on the second and are asked to find the equation for the second line. Aligns...
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Unit Plan
Other

Desmos: Linear Bundle

For Students 9th - 10th Standards
A collection of activities where students investigate linear equations. Activities involve an exploration of the lines in a polygraph and the vocabulary needed to describe them accurately; the slope in graphs; lines in different...
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Lesson Plan
Alabama Learning Exchange

Alex: Human Slope

For Teachers 9th - 10th Standards
Students will participate in this discovery activity intended for them to uncover the role each variable plays in the graph of a line in the form y = mx + b. Students will actually demonstrate lines in slope intercept form on a life size...
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Lesson Plan
Alabama Learning Exchange

Alex: Math Is Functional

For Teachers 9th - 10th Standards
This lesson is a technology-based activity in which students extend graphing of linear functions to the use of spreadsheet software. After students have become proficient in constructing a table of values, students are able to...
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Whiteboard
ClassFlow

Class Flow: Straight Lines

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Students explore straight lines, graphing lines and applying the formula for graphing linear equations.
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Activity
Texas Instruments

Texas Instruments: Perpendicular or Parallel?

For Teachers 6th - 8th Standards
Students can use TI 73 calculators to explore equations that create parallel and perpendicular lines. Teacher will use the screen capture feature of the Navigator system to display students graphs and equations to discuss observations to...
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Unit Plan
OpenStax

Open Stax: Graphical Analysis of One Dimensional Motion

For Students 9th - 10th
In the following interactive module students will describe a straight-line graph in terms of its slope and y-intercept. They will determine average velocity or instantaneous velocity from a graph of position vs. time.
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Activity
Texas Instruments

Texas Instruments: Explore Parallel and Perpendicular Lines

For Teachers 9th - 10th Standards
Students can use a graphing calculator to explore graphs of parallel and perpendicular lines. Students will find that parallel lines have the same slope and different y-intercepts and that the slopes of two perpendicular lines are...
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Unit Plan
PBS

Pbs: Modeling the Linear Relationship Between Fahrenheit and Celsius

For Students 6th - 8th
Explore the relationship between degrees Fahrenheit and degrees Celsius. This video focuses on developing an expression to model the relationship between the temperature scales using a line graph to calculate slope and the y intercept.
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Unit Plan
Khan Academy

Khan: Lesson 5: Relationships Among Linear Equations, Lines in Coordinate Plane

For Students 9th - 10th Standards
This lesson focuses on the relationship between algebraic, graphical, and contextual expressions of linear equations.