Control Chart For 100 Boards

Introducing the Control Chart For 100 Boards by Libo, the perfect mathematical aid for any Montessori materials set! This handy item allows your children to quickly and effectively measure their progress in a variety of math concepts. The boards come with 100 spaces which can be filled in as your child completes the math task they have been challenged with. With it being so easy to complete and see progress, this is a great addition to any classroom or home studying environment!