Bleh. I don’t know of a clever way to teach parallel and perpendicular lines. I’ll try asking kids questions and maybe their answers will guide me and make me look smart until 2:50 p.m. Me: Using your arms, show me parallel lines. They do. One boy clasps his hands together like he’s praying. M: What […]

- Visual Patterns
- Math Talks
- 180 Days of Math at Mesa
- Between 2 Numbers
- Math Arguments 180
- Estimation 180
- Dan Meyer's 3-Act Math Tasks
- Andrew Stadel's 3-Act Math Tasks
- Robert Kaplinsky Lessons
- Nathan Kraft's Virtual Filing Cabinet
- Sam Shah's Virtual Filing Cabinet
- Mathalicious Lessons
- Math Munch
- Yummy Math Lessons
- Desmos Classroom Activities
- Graphing Stories
- Math Mistakes
- 101 Questions
- Would You Rather
- Open Middle
- Which One Doesn't Belong?
- Fractions Talk