Casio FX-CG50 Graphing Calculator - easy-to-operate, high-definition 3D Graph provides visual support for mathematical exploration. The Casion FX-CG50 has intuitive operability and exploring features, ideal for mathematics learning. Casio FX-CG50 Graphing Calculator - Key Features Easy and Intuitive operability. Intuitive operability and G-Solve features make it easy to use the features of fx-CG50. So you can spend less time teaching how to use graphing calculators, and more time teaching mathematics. Essential functions for learning all in one. Graphing calculators have a variety of functions covering from primary to higher education. Students can cultivate mathematical thinking through Graph functions operated by themselves. Extensive and advanced features. Data-logger can be used with graphing calculators and is effective for both mathematics education and science and technology education. E-CON4. This feature, with a simple user interface, is effective for collecting data for use in classroom science and technology lessons. This feature has Auto-ID recognition, which enables automatic drawing of graphs of collected data with no complicated settings. Manual Sampling Mode. This feature includes Manual Sampling Mode, which enables you to freely draw graphs of collected data. Examination Mode. This mode allows you to quickly prepare your calculator for exams. This mode restricts access to memory, programs, functions and applications, so that these features would not be available during exams.