Eleven heavy paper tiles are ready to fold into representations of the AL abacus to introduce and enforce the concept of hundreds and thousands.

Used in RightStart™ Mathematics Level A (Lessons 44 and 45), RightStart™ Mathematics Level B (Lessons 25, 26, 28 and 30), RightStart™ Mathematics Level C (Lesson 14) and RightStart™ Mathematics Transitions (Level 9, 10, 13 and 14). Also used in Activities for the AL Abacus book.