WHSmith Top Pick for GCSEs: The CASIO FX-83GTX scientific calculator includes all the features needed in a secondary school classroom. Perfectly designed for students studying GCSE level maths and science, this scientific school calculator offers 276 functions that are simple and straight-forward for teenagers to use. Recommended by schools for Key Stages 3 & 4, GCSEs and National & Higher Grade in Scotland. The CASIO FX-83GTX is the upgraded version of the FX83GT PLUS - featuring a faster processor, clearer display, new ClassWiz technology and 14 new functions, including ratio and advanced statistics! The result is a calculator that is easier to read and use. Key Features:3 year guaranteeAllowed in calculator exams Recommended for GCSEs and Higher 276 functions Slide-on protective cover (included)AAA battery powered (included)Clear 192 x 63mm LCD displayClassWiz technology Large Textbook Display The UK's best-selling entry-level scientific calculatorThe UK's #1 calculator brandWhat is a ClassWiz calculator? ClassWiz technology offers intuitive menu-driven operations for better results. A ClassWiz calculator can also be used with the free CASIO ClassWiz Calculator App to allow users to access functions and additional information on their smartphone or tablet. What is Large Textbook Display? Following the same layout as equations in school textbooks, the CASIO Large Textbook Display shows fractions and roots vertically on the screen - exactly as they'll appear on the pages of your books. The CASIO FX-83GTX Calculator is also available in: Blue | Pink | White