# Numbers to 20

**Strand:** Number

**Outcomes:** 4, 5, 6

## Curriculum Focus

This sample focuses on:

- representing and describing numbers to 20
- comparing sets containing 20
- estimating quantities to 20.

**Numbers to 20** addresses the following outcomes from the *Program of Studies:*

## What is a Planning Guide?

**Planning Guides** are a tool for teachers to use in designing instruction and assessment that focuses on developing and deepening students' understanding of mathematical concepts. This tool is based on the process outlined in *Understanding by Design*, by Grant Wiggins and Jay McTighe.

The following steps will help you through the Planning Guide:

See Bibliography for reference information.