Aurora 10 Digit Pocket Calculator HC102-The HC102 is dual powered and a has a protective slide on hard case and is ideal for use in KS1/2 and by anyone requiring calculations to be performed using the correct mathematical order of BODMAS. Aurora Silver 12-digit Handheld Calculator HC208TX-Smart, sleek pocket calculator Aurora Black 2-Line Scientific Calculator AX582BL- deal for students about to take exams, this scientific calculator from Aurora is compliant with all UK examination board specifications. The algebraic scientific calculator comes with 240 different functions to make maths and science calculations easier, and the 2 line, sum and answer LCD display is clear and easy to view. The calculator features hard, durable keys and a robust hard plastic slide-on case which protects the screen and buttons when in a bag or pocket.