Illustrative Mathematics
Illustrative Mathematics: Comparing Numbers
This task is a fun partner game in which students practice making two-digit numbers, decide which is greater, and write the appropriate comparison symbolically.
Illustrative Mathematics
Illustrative Mathematics: Counting Overview
The most important factor in teaching counting is that children count things that matter to them, and that they practice often. This site gives various examples of how to incorporate counting into your classroom on a daily basis by...