Last week I had the extreme pleasure of co-presenting the ERG Guided Math Institute with Laney Sammons in Winston-Salem, North Carolina. We spent four wonderful days with over 100 educators from around the country and even Canada! It was a real pleasure to meet and...
What is the difference between teaching for knowledge and teaching for understanding? Isn’t that a great question? I just started reading the book Creating Cultures of Thinking, and author Ron Ritchhart tackles that issue head-on (pg 47). Understanding...
In case we’ve forgotten how important a knowledge of place value is when comparing numbers, the Common Core State Standards are there to remind us: “Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of...
Quick post tonight–it’s Friday! Here’s a little sorting and comparing activity my 1st grade teachers asked me to make for them. Assign a target number for students to work with. For example, if students are using 20 as the target number, they...
…not comparing numbers. There, I said it. And while I’m at it, PacMan is soooooooo 70s! There are really two steps involved in comparing numbers. First, students need to understand quantity and determine which number is larger. That’s an exercise in...
The CCSS for Mathematics requires 2nd-grade students to compare 3-digit numbers. Pay close attention to the wording: 2.NBT.4–Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >, =, and < symbols to record the...
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