Unit Plan
PBS

Pbs: String Product: Finding the Y Intercept

For Students 6th - 8th
Examine how a giant piece of art at the National Museum of Mathematics reveals some unexpected relationships between coordinates on a parabola. This video focuses on the relationship between negative and positive points on the parabola...
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Math Is Fun

Math Is Fun: Linear Equation Test

For Students 9th - 10th Standards
This interactive site checks students' understanding of slope and intercept. Seven question require students to determine slope and intercept of a line from the graph. The site is a test that can be scored on-line.
Lesson Plan
University of South Florida

Fcat: Spaghetti Bridges: Teacher Notes

For Teachers 9th - 10th Standards
Students build bridges and test their strength to collect data and write an equation. The concept of slope is explored in this activity.
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Lines

For Students 9th - 10th Standards
Detailed math tutorial features notes and examples that discuss graphing lines and introduces the concept of slope, the standard form of the line, the point-slope form, slope-intercept form, and parallel and perpendicular lines.
Interactive
University of Colorado

University of Colorado: Ph Et Interactive Simulations: Graphing Lines

For Students 7th - 9th Standards
Explore the world of lines. Investigate the relationships between linear equations, slope, and graphs of lines.
Website
Shodor Education Foundation

Shodor Interactivate: Linear Functions

For Students 7th - 9th Standards
This website introduces the concept of linear functions in slope intercept form.
Activity
Texas Instruments

Texas Instruments: Introduction to Slope and Intercepts Partner Activity

For Teachers 6th - 8th
This partner activity is designed to have pre-Algebra students or Algebra 1 students compare and contrast different screen shots and begin to develop concepts needed to describe slope and intercepts.
Activity
Texas Instruments

Texas Instruments: Idenitfying Slope and Y Intercept

For Teachers 9th - 10th
Short quiz on identifying slope and y-intercept given a linear equation.
Unit Plan
Math.com

Math.com: Graphing Equations and Inequalities: Slope and Y Intercept

For Students 6th - 8th Standards
The tutorial explores the slope and y-intercept of a linear equation. Notes, examples, and practice problems are included in the resource.
Activity
Other

University of Wisconsin: Finding the Slopes of Lines

For Students 6th - 8th Standards
This is an interactive page that provides the user with practice for finding the slope of a line. The site has a list of seven questions and requires the user to change the graph to fit the given required slope.
Handout
Math Open Reference

Math Open Reference: Intercept of a Line

For Students 9th - 10th
A complete reference guide to finding the intercept of a line. It provides definitions, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra: The Slope of a Line

For Students 9th - 10th Standards
This tutorial will show you how to find a the slope of graph, write a linear equation in slope-intercept form. You'll also learn how to determine whether two lines are parallel or perpendicular to each other. For advanced math students.
Unit Plan
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: Linear Functions and Models: Basics: Slope and Intercept

For Students 9th - 10th Standards
A mathematics tutorial that allows you to interactively learn and manipulate the slope and intercepts of a line.
Unit Plan
Texas Education Agency

Texas Gateway: Writing Equations of Lines

For Students 9th - 10th
Given two points, the slope and a point, or the slope and the y-intercept, the student will write linear equations in two variables.
Whiteboard
ClassFlow

Class Flow: Slope

For Teachers 9th - 10th
[Free Registration/Login Required] This lesson provides class experiences with whole group instruction on understanding slope.
Handout
Purple Math

Purplemath: Using Slope and Y Intercept to Graph Lines

For Students 6th - 8th
Demonstrates, step-by-step and with illustrations, how to use slope and the y-intercept to graph straight lines.
Activity
Texas Instruments

Texas Instruments: Using Activity Center: Slope/y Intercepts of Linear Equation

For Teachers 9th - 10th
The teacher will submit an equation using activity center but will not show the students the equation.
Unit Plan
PBS

Pbs: Manipulating Graphs

For Students 6th - 8th
Watch how a graph is altered when key elements of the equation change. This lesson focuses on how to manipulate the equation of a line in slope intercept form to match the graphs provided deepening the understanding of both the slope and...
eBook
CK-12 Foundation

Ck 12: Algebra: Determining the Equation of a Line

For Students 9th - 10th Standards
Write the equations of lines in point-slope form and in slope-intercept form and graph linear equations.
Activity
Texas Instruments

Texas Instruments: Glencoe Science: Endothermic and Exothermic Process

For Teachers 6th - 8th
Students can use TI graphing calculators and data collection to find equations of lines using slope-intercept format and graph.
Lesson Plan
Other

Nearpod: Interpreting Slope & Y Intercept

For Teachers 8th
In this lesson on interpreting slope and y-intercept, 8th graders will learn how to identify the slope and the y-intercept of a line in order to identify if a proportion is demonstrated.
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Khan Academy

Khan Academy: Write Equations of Parallel and Perpendicular Lines

For Students 9th - 10th Standards
Write the equation for a line that is a parallel or perpendicular to a line given in slope-intercept form and that goes through a specific point. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
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McGraw Hill

Glencoe Mathematics: Online Study Tools: Quiz on Writing Linear Equations

For Students 9th - 10th Standards
Learners demonstrate comprehension of advanced mathematical concepts in Algebra II. The questions check understanding on writing linear equations. Topics include modeling real-world data with linear equations, slope-intercept form, and...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Determining the Equation of a Line

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students write the equations of lines in point-slope form and in slope-intercept form and graph linear equations. Students examine guided notes,...

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