Victor 108 Calculator Kit includes 10 calculators in biodegradable wood storage box, unlimited transparencies, posters and teacher guide materials. 8-digit calculator which comes in this kit is perfect for classrooms, comparable to TI-108. Calculator which operates on hybrid power is environment friendly, manufactured from 50% recycled plastic. Features an extra large display with 14 mm digit size, basic calculator functions as well as a change sign key, square root key, percent key and 3-key memory. Calculator comes with a protective cover and the kit also includes online fun classroom exercises ideal for use with smart boards or projectors. 10 per set.