Category Archives: Uncategorized

Systems of Linear Inequalities: Paleontological Dig

(Editor’s note: the original post and activity mistook Paleontology for Archaeology. Archaeology is the study of human made fossils; paleontology is the study of dinosaur remains. The terminology has since been corrected and updated. Thanks to the commenters for the … Continue reading

Posted in algebra, linear functions, linear inequalities, problem based learning, systems of equations, Uncategorized | 2 Comments

Is bad context worse than no context?

In elementary classes we consider it a good thing to be able to move from the abstract to the concrete. We ask students to count and perform arithmetic on objects, even contrived ones. We ask students to group socks, slice … Continue reading

Posted in commentary, problem based learning, Uncategorized | 7 Comments

What does it mean to be problem based? An attempt to unwind “PrBL.”

Despite an increased awareness of this thing called “Problem-Based Learning,” (PBL/PrBL) there’s some nebulousness in what that word “based” means. Does it mean that students learn content within a problem? Does it mean students are honing their problem solving skills? If … Continue reading

Posted in problem based learning, Uncategorized | 6 Comments

Math and the Message

“This isn’t right,” she says. “This can’t be right. All my friends got Math 7.” My soon-to-be 6th Grade daughter is near trembling as she held her the schedule for the upcoming school year. She compares her paper with friends who were both part … Continue reading

Posted in Uncategorized | 18 Comments

Using August inservice to plan for May

In case you hadn’t noticed, school is starting soon for many teachers and students. Some have already started! Much of teachers’ inservice time is gobbled up by sometimes-helpful, sometimes-not professional development, new school procedures, supply gathering and those other necessities … Continue reading

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The Home Stretch

Teaching in Texas, there was always this weird interim period between the end of standardized exams and final exams around this time of year. Usually this time spanned for about three weeks or so, during which disengagement was rampant. On … Continue reading

Posted in Uncategorized | 4 Comments

A presentation format for deeper student questioning and universal engagement

(Editor’s note: this post is part of my not-necessarily math related posts. I spend a good portion of time in non-math classes these days. And thank goodness, because it exposes me to practices that I wouldn’t otherwise have experienced.) I had … Continue reading

Posted in Uncategorized | 10 Comments

On sequestering math

I struggle with how “special” we treat math in schools. It’s not uncommon for math teachers and departments to run professional development apart from all other subjects. Or use different classroom norms. Or instruct entirely differently. Or blog or tweet … Continue reading

Posted in Uncategorized | 8 Comments

Protocol me maybe (teaching edition)

Facilitating is really hard. We miss things. Perhaps is little misconceptions that we hear but don’t make it to our brain because we’re too busy taking roll and pointing out where to pick up missing work for the umpteenth time. … Continue reading

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Global Math Department 12/15/15 – Designing Systems of Teacher Learning around Student Work

I’m chatting with the Global Math Department on 12/15/15 about using student work as the driver of teacher learning. Consider this post a repository for pertinent links, my slide deck, and a comment section for further conversation. GMD_LASW Link to … Continue reading

Posted in Uncategorized | 4 Comments