Get your science and math on with the Texas Instruments 30XA Scientific Calculator. This makes a great back-to-school gift for any high school or college student studying advanced math, statistics, physics, calculus or chemistry. It"s small and light enough to carry easily in a backpack or bag. This battery-powered calculator has a one-line display of up to 12 characters. It easily conquers trigonometry, logarithms, common and natural algorithms, polar and rectangular conversions, universal powers, roots, reciprocals and factorials. It also has functions for 1-variable statistics like mean and standard deviations. Texas Instruments calculators are durable and known for being easy to use. The TI-30XA comes with a slide case and batteries are included.