Educator Resources for Parallel and Perpendicular Lines
Tim and Moby give real-world examples of lines that are parallel, lines that are not parallel, and lines that intersect parallel lines.Lesson Plans
Basic Geometry Lesson Plan: A Tangled Web Puzzle Game
Grade Levels: 3-5, 6-8
Math Skills Lesson Plan: It’s All Fun and Games
Grade Levels: 3-5, 6-8, 9-12