Michal Grissom

I know a lot of people think about 3 ÷ 1/2 as "how many 1/2 fit into 3?" but there is another model! Here are two ways we can think about division.

It's Mental Math Monday! Which is the faster rate: driving 12 miles in 10 minutes or driving 10 miles in 8 minutes?

Let's learn how to evaluate fractional exponents

Wear this on Halloween to scare your math teachers

If you haven't introduced solving linear equations with bar models, I highly recommend it. Here's why:

A fun mental math trick: Mentally calculating cube roots

This RLA teacher is experiencing productive struggle at Math DWD! My excitement when I finally “got it” was surreal💡🤯 (don’t judge my thinking sheet)😂 Dreams do come true! I can do math!😉

As a math teacher, it feels like half of my job is building mathematical confidence. Here are some ways I do that:

I don't mean to start any drama or anything, but if you had to round 0.49999999... to the nearest integer, which would it be?

This is what productive struggle is about!