Texas Instruments TI-Nspire CX CAS Graphing Calculator The Texas Instruments TI-Nspire CX CAS Graphing Calculator delivers advanced graphing functionality so you can visualise problems or equations in multiple representations. You can simultaneously view algebraic, graphical, geometric, numeric and written forms of expressions to gain an understanding of how each expression relates to another. Plus, you can also enter notes, instructions or other comments on the screen so you'll be able to remember how you worked out the equations. Casio FXCG20AU Graphic Colour Calculator The Casio FXCG20AU Graphic Colour Calculator enhances your mathematical learning experience. This state of art graphic calculator has a high resolution colour display, 4.5 MB of flash memory storage and comes with all new functionality and applications. Texas Instruments TI-84 Plus CE Calculator The Texas Instruments TI-84 Plus CE Calculator comes with a vibrant, backlit colour screen so you can visualise concepts and make connections between equations, data and graphs. It comes with the familiar TI-84 Plus Family functionality so you will enjoy the same intuitive menu structure and navigation as your other TI-84 Plus calculators. HP HP50G Graphing Calculator This HP HP50G Graphing Calculator is ideal for use in biology, trigonometry, statistics, geometry, physics and more. It features a large LCD display with an adjustable contrast so that you can easily see your graphs and equations. It's programmable so for every function that this calculator doesn't have, the user can download and install software, making this calculator unique to you. Casio Classpad FX-CP400 Colour Graphing Calculator The Casio Classpad FX-CP400 Colour Graphing Calculator has a large colour touchscreen which allows you to deeply engage with your mathematical formulas, graphs and images. It allows you to discover the relationships between equations and graphs by displaying both at the same time plus you can switch between vertical and horizontal views so you can see long formulas on a single line. HP Prime Graphing Calculator Experience full colour, touch-enabled handheld calculating with the HP Prime Graphing Calculator. The calculator has a sleek and stylish brushed metal design and a huge 3.5 inch diagonal, multi-touch display.