Casio Scientific Classpad Colour Graphing Calculator FX-CP400

The Casio Scientific Classpad Colour Graphing Calculator FX-CP400 is a handheld mathematical tool designed for secondary and tertiary education students. It features a large 4.8-inch colour LCD touchscreen with a resolution of 320 x 528 pixels, allowing for intuitive operation through drag-and-drop functionality. The device measures 206 mm by 89 mm by 21.1 mm and weighs approximately 320 grams including batteries. It is powered by four AAA-size alkaline batteries, which are standard for use within Australian educational environments. The calculator supports advanced mathematical functions, including computer algebra system (CAS) capabilities, spreadsheet applications, and dynamic geometry tools. Users can rotate the screen orientation between portrait and landscape modes to better view complex graphs or long algebraic expressions. This model is widely used in Australian mathematics curricula for subjects requiring sophisticated data analysis, graphing, and symbolic manipulation. The unit includes a stylus for precise input and supports USB connectivity for data transfer and firmware updates.