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A while back I shared a kindergarten lesson and I was really happy with the way it turned out.  The 5th-grade lesson below, not so much.  The students did great but there are definitely some things I need to improve. We recently finished up a district PL where we used...

## I’ll Rip Your Face Off: The Art of Defacing Manipulatives

It’s our fault. We have no one to blame but ourselves. We unknowing pigeonhole student thinking with the manipulatives we use. Take fraction tiles for example. Much to my disappointment, they come with labels and it kills me. Manipulatives that come pre-labelled...

## Making Sense of Invert and Multiply

As elementary teachers, we rarely have the opportunity to explore division of a fraction by a fraction.  When we do, it’s normally accompanied with Keep-Change-Flip or the saying “Yours is not the reason why, just invert and multiply.” Both are...

## I’m Placing a Hit on the Pseudo-Context

This robs students of everything mathematics should be… The “real world” connection The step-by-step procedure Circle the numbers you need to solve the problem The pseudo-context word problem. Lesson 19.2 infers that this unit is front-end load with...

## 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 money comes a level...

## A number line, number string, and Number Talk walk into a class…

As teachers and students ramp up for testing I was invited to visit a 5th grade class and asked to focus on fractions.  Before the lesson, the teacher and I discussed the importance of a number line, which was an extension of a conversation we had a couple weeks back....