Kindergarten and the CCSS

Learn more about Investigations and the Common Core State Standards at Kindergarten. The sample Session, Roll and Record: Teen Numbers, is one of several Sessions focused on helping students see the teen numbers as one group of ten and some number of ones. It is designed to be incorporated at the end of the sixth Kindergarten unit, How Many Do You Have?: Addition, Subtraction, and the Number System. The instructional plans layout Session-by-Session changes to each Investigation in that unit.