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Category Archives: Cheese Mover
I’m Placing a Hit on the PseudoContext
This robs students of everything mathematics should be… The “real world” connection The stepbystep procedure Circle the numbers you need to solve the problem The pseudocontext word problem. Lesson 19.2 infers that this unit is frontend load with procedures and formulas … Continue reading
Beginning a Unit with a 3Act Task
I’ve recently spent a lot of time visiting 3rd grade classrooms as they begin to dive into division. Here’s what I encountered on one of my first visits which was a crippler for everyone involved. Saw this today & was crushed. For … Continue reading
Math is a Social Sport: Becoming a “Wise Consumer”
I’m continuously reminding myself that I need to be a “wise consumer” of math resources. Whenever I’m asked to review a resource, I reach for the Standards of Mathematical Practices. The SMPs are like Kryptonite and will break down even … Continue reading
Posted in Cheese Mover, Math Tools, SMPs, Technology, Who Knows?
4 Comments
Undoing Concrete Models
Students can create models that represent their understanding, but can they undo models that explain the reasoning of others? It was time to find out. I showed this picture to a 5th grade class and asked them to write an equation … Continue reading
Posted in 35, 68, Cheese Mover, Estimation, Math Tools, Modeling, Number Sense, Strategy Development
5 Comments
Take a Math Trick and Make it Bleed
I hate math tricks and avoid them at all costs. Tina Cardone and many members of #MTBOS are huge advocates of conceptual learning which is how we became blessed with this gem. There’s no denying that students love tricks, especially the … Continue reading
Posted in 35, 68, Cheese Mover, Estimation, Fact Fluency, Math Tools, Number Sense, Strategy Development, Teacher Content
2 Comments
Teaching Keywords? Forget About it!
I received an email from a principal in my district last Tuesday: Please send me info on why teachers should be careful about teaching kids to pull out keywords from word problems as a key way to define what operation to … Continue reading
What’s Left to Teach Now? Modeling…That’s What!
My dear friend Krystal Shaw texted me this Vimeo Clip at 5:23am so I knew it had to be good… My gut reaction…this is awesome! The focus on number crunching has superseded our students’ ability to problem solve for far too long. There’s … Continue reading
Flashcards: Weapons of Math Distraction
What did SMP #1 say to the flash card? ……“You suck!” We’ve been using a math reasoning inventory as our benchmark assessment for the past 5 years. In that time there’s been tremendous growth (in small pockets), but unfortunately our struggles continue. This post was inspired by Robert Kaplinsky‘s How Old is … Continue reading
Posted in Cheese Mover, Fact Fluency, Teaching in a Context, Word Problems
6 Comments
Understanding Content Beyond Your Grade Level
Imagine having a conference with your child’s 2nd grade teacher and the teacher says… “your child is doing really well in reading and a lot of her questions stretch my thinking”. As a parent you’d become super stoked, proud of your … Continue reading
Posted in Cheese Mover, Who Knows?
3 Comments
Teaching Without Numerals: Lesson #1
This whole “how to teach math without numerals” kick I’m on is blowing my mind. I tried this out in a 3rd grade class using one of my favorite problems. Here’s how two students solved this problem and what’s awesome … Continue reading
Posted in Cheese Mover, Strategy Development
4 Comments