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## Using Ten-Frames to Understand Numbers from 11-20

You’ve simply gotta love it when an observation lesson goes way better than you could have expected! Today I was getting ready to work with my Firsties when my AP showed up for my observation. Yesterday, the students were working with two ten-frames to build and...

## Expanded Form vs Expanded Notation

Among all the tsunami-force changes that took place as we moved to our new elementary TEKS (Texas Essential Knowledge and Skills) last year, one rather subtle shift might have been overlooked. I’m talking about the change from expanded form to expanded notation...

## Another Look at 2-Digit Numbers

A couple of weeks ago, I blogged about working with my firsties on 2-digit numbers.  This is a follow-up to that post. Let me reiterate that the idea of tens and ones is not an easy one for young children to understand. It is incredibly abstract. As I said in my...

## Early Place Value Experiences

I’ve been working with my firsties on understanding numbers to 50. We’ve practiced counting forwards and backwards, writing and reading the numbers, as well as comparing numbers.  By far our biggest challenge, however, has been understanding the meaning of...

## Place Value Cards and Holder

I am joining up with a great group of mathematics bloggers for a new series of blog hops–Fly on the Math Teacher’s Wall.  Love that title, don’t you?  Each blog hop will focus on a central math topic, and you’ll find blog posts across all grade...

## Loved that Lesson!

Hey, all!  I’m writing from Norfolk, Virginia, tonight.  I’m in town for a couple of days of professional development with a group of teachers, unfortunately, my luggage is not!  Ha ha.  It might be here at midnight.  If not,...