Texas Instruments TI-83 Plus Graphic Calculator

Customer rating: Price range: $124.98 - $229.94 This easy-to-use graphing tool is a must-have for classes ranging from Algebra to Pre-Calculus and Biology to Physics. Add Handheld Software Applications (Apps), and push its capabilities to the limit! With Apps like Organizer, Periodic Table, StudyCards , and CellSheet , how can you go wrong? And it's permitted for use on many standardized tests and college admissions exams.