Help students explore and sort 2D shapes by their attributes with these simple, hands-on sorting mats! 18 PRACTICE MATS INCLUDEDThese printable 2D Shape Sorting Mats give young learners repeated practice identifying shapes by sides, corners, and vertices while building foundational geometry vocabulary in a clear, visual way. This resource is a great fit for math centers, small groups, morning tubs, intervention, review, or independent practice in PreK, Kindergarten, and 1st grade classrooms.