Learning Resources Ten-Frame Treasures Introduce kids to 10-frame concept with this pirate-themed toy Learn basic math concepts including base-10, addition, and subtraction Includes divided treasure chest, 4 10-frame trays, 40 silver coins, and 40 gold coins Includes activity guide Grades K+ Learning Resources is a leading global manufacturer of innovative, hands-on educational products that provide engaging learning experiences that meet children's individual needs. Their products and brands are trusted by teachers and parents, but more importantly, are loved by children.