These are a set of Counting Collection Recording sheets that are aligned to 2nd grade Common Core Math Standards in Number Sense Specifically focused on Number Sense and Place Value. The Counting Collection Recording sheets focus your students work on developing representations, with coins, place value chips, place value charts, expanded form, understanding concepts of 1 more 1 less, 10 more 10 less and 100 more and 100 less. Each Counting Collection recording sheet is labeled with the unit of S