# Number

Counting, skip counting, fractions, negative numbers, and more.

## Counting avocados, halves, and grapefruits

In which we determine how many grapefruits and avocados there, and observe the brilliance of young children.

Cocoa Puff or Cocoa Puffs: The language of nothing

## Cocoa Puff or Cocoa Puffs: The language of nothing

In honor of Tabitha turning 11 this week, here's a conversation from 6 years ago.  We have a little family tradition. When we go grocery shopping the weekend before your birthday, you can choose one box of any cereal you want-no restrictions. In the weeks and...

Cold snap

## Cold snap

Below zero temperatures lead to comparisons of positive and negative numbers, and the solution to 4 – (-1).

How Many? An invitation to #unitchat

## How Many? An invitation to #unitchat

Make math playful with a simple question that has uncountable answers.

Birthday Chocolate

## Birthday Chocolate

A birthday present turns into a quick discussion of fraction division.

Weighing onions

## Weighing onions

I have had several conversations with relatively new parents in which the question of how/whether to talk math with babies. I always try to help such parents see math like they see reading. You read with your baby long before she knows what your words mean. An...

A tale of two conversations

## A tale of two conversations

What was, what might have been, and what could be....all in a conversation about marshmallows.

Ten hundred Doras

## Ten hundred Doras

There was a while when Tabitha (five and six years old at the time) would try to get away without wearing underpants when she dressed herself. Those days are pretty much over, but I still like to make sure she has done the complete job, so I ask her from time to...