Graphing calculators have more advanced capabilities for higher-level math than scientific calculators, with larger, more dynamic screens for graphing functions and plotting coordinates.

My first graphing calculator, a TI-83 Plus, which was the standard at the time, cost my parents $100 over 15 years ago. Guess what?

“The TI-84 Plus CE Python graphing calculator has everything you know and love about its predecessor, - the TI-84 Plus CE - but now comes pre-loaded with Python,” Balyta said.

This year, high school juniors and seniors will buy a $100 calculator that's older than they are. You remember the TI-83: the brick-sized graphing machine you likely covered in stickers and used ...

Ti's graphing calculator technology is ancient -- older models, like the Ti-83 and 84 can't draw certain lines accurately, thanks to screen resolution limitations -- but they get the job done.