How to turn On, Off and Reset the Casio fx-300 ES Plus Calculator - YouTube
fx-300ES PLUS tutorial Part01 - YouTube
Casio fx-300ES PLUS Scientific Calculator; SAT Compatible; Natural Textbook Display; Math, Trigonometry, Statistics, Algebra, Geometry and Physics Functions; Comes with Slide-on Hard Case; Black
Amazon.com : Casio fx-300ES PLUS Scientific Calculator, Blue : Calculator Blue Scientific : Office Products