PRIZM is revolutionary among graphing calculators with features that enhance users' understanding of mathematics. With conventional graphing calculators students learn by inputting equations to create graphs. PRIZM creates a whole new way to learn math by enabling students to experiment by creating their own graphs over pictures of real-life scenes and then understand the functions from the graphs that they created on their own. FEATURES: High-resolution color LCD with full textbook-style display; Picture Plot enables learning from real-life pictures; Multitude of functions that leverage the color LCD. Approved for use on exams. School Property Blue Color white box.