Fun, colorful cards from 1 to 20 for learning number formation, plus early education activities including counting, math concepts and simple shapes. Each pack includes 27 individual cards plus 36 Wikki Stix. Sturdy card-stock for repeated use. Can be laminated for use in classroom centers as a teaching tool. Perfect for teachers, parents, grandparents, or anyone who is searching for ways to enhance their children's educational growth while having fun. Re-usable, self stick, no glue, and no mess. Wikki Stix Educational Toys are safe, non-toxic and made in the USA. Wikki Stix conform to ASTM D-4236, the safety standard for use in schools.