Teachables Catiga Calculator - 10 Digit, Set of 10This Catiga Dual Powered Calculator Set includes 10 compact, durable calculators, each featuring a large 10 digit display and easy to press plastic keys, ideal for use in classrooms from Year 3 and up. With essential functions such as square root, percentage, and a change sign (+ ) key, these calculators support a wide range of mathematics and science tasks. Each unit is dual powered (solar and battery) for reliable performance in any classroom