Amazon.com : 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 : Office Products
Interesting fact: The power on button on Casio's higher end calculators are half pressed by default so you don't accidentally clear the screen by pressing the 'on' button. (I thought it's a