The following packet contains 16 printable number of the day activities which can be used to help develop number sense for numbers 1-20. Activities give students daily practice (independent or whole group) developing number sense. Activities include using ten frames, money, tally marks, number writing, number word writing, addition/subtraction, and representing the number of the day through drawing. Students will get practice developing number sense with basic numbers in a variety of ways. This is critical to math success! Add some manipulatives to help students represent numbers and these sheets can easily be used as centers!.