In this unit, students focus on number partners and patterns. Students explore repeating patterns as well as growing and shrinking patterns. The 1-more and 1-less pattern is introduced first with counting numbers, then with finding partners, and finally with addition and subtraction.

Unit 1 • Unit 2 • Unit 3 • Unit 4
Unit 5 • Unit 6 • Unit 7 • Unit 8

There are two Family Letters for Unit 1. Currently available translations are linked below.