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Category Archives: Measurement and Data
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
Take it to the Bank
It’s never been a secret that Superman fears Kryptonite. But I think the same can be said for many 2nd grade teachers and the way they feel about teaching money. There’s no way around it…teaching money to students is hard. With … Continue reading
Undressing Tables, Naked Numbers and Modeling
I had the 2nd grade names and the information I needed, so I created this table and asked the students WDYN? Immediately students recognized the names of their 5 classmates and the perplexity session began! Lots of different ideas and “noticings” were floating … Continue reading
Chicken or Egg? Area or Perimeter?
I took some time last night to look through 3rd grade units from all over the map. I was amazed to see that about 95% of them suggested teaching perimeter first. Why is that? The two most common definitions 3rd … Continue reading
Area: Keeping the Context Real and Making Math Accessible
Our 3rd grade team has been working on area the past few days. This team of teachers is awesome to work with because (A.) they put up with me and (B.) their willingness to try “new ideas” and push themselves as educators. … Continue reading