Help each pirate find his or her ship! Board the Ship is a printable math center that will help your students practice adding and subtracting to make 11-20. Use this center to supplement any standards- based, 1st grade math curriculum!
Category Archives: Two-Digit Addition and Subtraction
$1 Math Center Spotlight: Addition Haul
Addition Haul is a printable math center that will help your students practice adding a two-digit number and a one-digit number within 100.