Texas Instruments TI-30XA Student Scientific Calculator makes it easier to perform operations for math and science classes. It features a large, easy-to-read LCD screen. This Texas Instruments scientific calculator for students has a slide cover that protects the buttons and screen from damage caused by drops and impacts. It's suitable for use in most high school and middle school classes. This 10-digit scientific calculator performs trigonometry functions, factors and variables. Students and adults alike can use this calculator and it can be easily carried in a backpack, briefcase or purse for use whenever needed.