This year I’ve taken away a lot of my step-by-step instructions for the Barbie Bungee activity that I’d posted 1.5 years ago. They get no handouts, only some verbal instructions: See that gob of tape up there? That’s leftover tape from previous years where Barbie had taken her jump. It should be at 3 meters up. Well, […]

- Visual Patterns
- Math Talks
- 180 Days of Math at Mesa
- Between 2 Numbers
- Math Arguments 180
- Estimation 180
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- Robert Kaplinsky Lessons
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- Which One Doesn't Belong?
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