Teachables Calculator Set - 2-Line Display, Set of 30 with BookThis practical classroom kit includes 30 two line calculators and the highly regarded Calculators in Classrooms book by Dr Paul Swan. The calculators are designed with dual line displays for viewing equations and answers at once, helping students trace and learn from mistakes or validate their thinking. They feature large colour coded keys, memory functions, percentage and sign change buttons, and dual solar battery power, ensuring longevity and ease