Lesson Plan
Curated OER

Horizontal and Vertical Lines

For Teachers 9th - 12th Standards
Students solve equations and graph-their solutions. In this algebra lesson plan, students, identify the type of line using the slope of the equation. They graph and observe their lines.
Worksheet
Curated OER

Hands On: Plot Points on a Coordinate Grid

For Students 4th - 6th
In this solving coordinate grid word problem activity, students plot points, order pairs, identify horizontal and vertical lines, and find distances to solve problems. Students solve six problems.
Worksheet
Curated OER

Graphing a Line Parallel to an Axis

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students graph lines parallel to an axis.  The one page worksheet contains one multiple choice question with the answer.
Worksheet
Curated OER

Prewriting Exercise 2

For Students Pre-K - 1st
In this prewriting practice worksheet, students trace and write slanted, horizontal, and vertical lines and capital manuscript letters V, A, N, and Z. Students complete eleven writing exercises.
Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Algebra: The Slope of a Straight Line

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains many topics surrounding the slope of a line, including slope of horizontal, vertical, parallel, and perpendicular lines in addition to the formula and concept of slope. There are...
Graphic
Other

Hop's Gallery: Perspective Study

For Students 9th - 10th
This webpage explores traditional perspective drawings as well as contemporary drawings, focusing on their use of horizontal and vertical lines.