Children develop their number sense skills as they practice ordering two-, three-, and four-digit numbers in this math worksheet.

Challenge your students to reorder the digits in two-digit numbers to create the biggest and smallest numbers possible.

Use this check-in to assess your students’ abilities to count two-digit and three-digit numbers within 120.

How high can you count? Use this handy check-in to assess your second graders’ abilities to count by ones, tens, and hundreds within 1,000.