Teacher Created Resources is an educational publishing company founded by Mary Dupuy Smith, a classroom teacher, The concept behind this successful line is that theyre aware first-hand about teaching, All the products are created by teachers for teachers and parents, , Display these keyboards on walls to remind students of proper hand placement, Or allow students to take the keyboards to their desks to practice hand and finger movements, Includes ten 17"" x 6"" keyboards, a pair of hands and Keyboard header, All bulletin board pieces are UV coated for extra durability, A 4-page teacher resource guide is included, This product is acid-free per industry standard, SKU: TCCR331