Dive into number concepts through 120! Learn about place value and practice addition and subtraction using number patterns on the grid. Perfect for helping children focus on important 1st grade concepts. Includes a 120 mat and 3 inflatable cubes (2 number cubes with digits 0—9 to create 1- and 2-digit numbers; 1 cube with +10, -10, +1, -1). Also includes 64 square colored frames and 4 t-shaped pieces that highlight ten more/less and one more/less. Also includes 64 square cards to cover numbers and Activity Guide featuring CCSS-based activities. Mat measures 48" x 56". Grades 1+/Ages 6+