DESC: Casio has packed graphing power into a compact affordable unit. The 7400G PLUS was designed to work with the NCTM standards at a price that puts graphic technology in the hands of every student. And its powerful features dont stop there - you can link the FX-7400G PLUS to the Casio EA-100 Data Analysis System or your PC to bring the world into your classroom, and take your classroom out into the world.