Lessons for 1.MD.A.2
Iterating a single unitMeasuring by moving one copy of the unit along end to end and keeping countLesson
Measuring lengthLay units end to end; read a ruler.Lesson
Printable Worksheets
Iterating a single unit worksheet (PDF)Printable worksheet with answer keyPreview
Measuring length worksheet (PDF)Printable worksheet with answer keyPreview