Straight but Wiggled

I visited a first grade last week, and the teacher asked me to take over an already-in-progress Which One Doesn't Belong? (#wodb) conversation with a small group. She'd chosen this image, shape 2 from Mary Bourassa at wodb.ca. I'd heard the last couple of comments, and noticed kids were referring to these shapes rectangle, ...
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Ignite!

I gave my first Ignite! talk in San Francisco. I was super honored to be asked, especially given what a Math Forum fangirl I am. The lineup was AMAZING. I hope you'll watch all the talks. An Ignite! talk has a unique format: 5 minutes, 20 slides, 15 seconds per slide ...
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Talking Math in Ghirardelli Square

My stellar week of NCSM/NCTM fun ended with my family flying to San Francisco for a weeklong holiday. We started out at the Embarcadero, and ended up in Ghirardelli Square. We were sitting on a bench, eating our hot fudge sundaes, when my husband, Sam, started talking about the sale on big ...
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NCSM/NCTM 2016

NCSM: Monday, 1:30 - 2:30, OCC 210/211. "I'm Not Really a Math Person": Coaching Anxious Elementary Teachers NCSM Oakland 2016 slides NCTM: Friday, 9:30 - 10:30, Ignite! Moscone 134. Going Beyond Groupwork: Teaching Students to be Mathematical Colleagues. Video Saturday, 8:00 - 9:00 Moscone 3003 and then 9:30 - 10:30 ...
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My Manuscript, By the Numbers

Yesterday, I turned in the manuscript for Becoming the Math Teacher You Wish You'd Had: Ideas and Strategies from Vibrant Classrooms. This is a math education blog, so I'll mathematicize this process. 581 manuscript pages, 208 figures. 13 chapters. These 13 chapters. Observations of more than 40 highly recommended teachers to find ...
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My Criteria for Fact-Based Apps

Disclaimer: I do not work for any edtech companies and I have no desire to work for any edtech companies. I have no skin in this game. I make absolutely no money off any apps and plan on keeping it that way. This disclaimer means I have nothing to disclaim ...
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Counting Circles Variant: Tens and Ones

Last week I was hanging out in a kindergarten during Counting Collections. It was amazing and beautiful. Afterwards, the kindergarten teacher, Becky Wright, and I were talking about the challenge of switching from counting by tens to counting by ones. These three students will give you a sense of what ...
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Disrupting the Usual Rhythm

Update 12-9-15 Since pressing publish, I've thought of much better titles for this blog. Take your pick: The Rhythm Method or Mathematicus Interruptus --- I returned last night from a thought-provoking PCMI weekend workshop. A+ professional development, friends. Seriously, if you have a chance, go. Huge thanks to Tina Cardone for organizing ...
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The Steep Part of the Learning Curve

I'm still coming down from the high of the awesome NCTM Regional conference in Nashville. So many good things were happening, especially in the coming together of NCTM and the MTBoS (Math Twitter Blog-o-Sphere). I've been thinking about my thinking and learning, and I find myself working over a few meta-observations ...
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ATMNE15 Handouts

In case we run out, here are the handouts. #atmne15risk Thanks for coming! ...
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