The Primary Concepts™ Size Sort, Object Sorting Set Display is a wonderful collection of 30 charming objects, each in three sizes, with three felt sorting mats, plus sorting labels. Children sort the objects and place them on the appropriate mats to practice size discrimination, then match labels to the mats to associate printed words with size terminology. Teaching Notes focus on key sorting and language concepts, and help with different ability levels. Details:Multicolor10.25" x 6.38" x 4.13"32 Piece setPlasticAges 4 + Gives children a hands on experience to classify and categorize objectsContents:30 objects (10 each of 3 sizes)3 sorting mats8 labelsstorage basketteaching notes