Casio Scientific Calculator, Fx-570Es Plus (Second Edition)A rounded design that fits naturally in the hand and a slim body thats comfortable to hold Hard case thats attachable and detachable in any direction for greater ease of use Highly visible, easy to press cursor keys and function keys The keys have been made rectangular, making them easier to press. They are also easier to read because of larger text. Features Natural Textbook Display format for displaying equations and calculation results just as they