The Texas Instruments TI-84 Plus CE graphing calculator is a favorite among both ... and all things entertainment for 16 years for a variety of online and print publications.

Though the calculator on your phone can do a lot, it isn't suitable for every single assignment. For those more complicated equations, you or your student will undoubtedly need a graphing calculator.

Until then follow her on Google+ or Twitter: @akaanuli. While digging around in my drawer the other day, I came across a blast from my high school past: a TI-84 Plus graphing calculator. While I haven ...