School Smart Scientific Calculator performs logarithms, reciprocals, powers, roots, factorials, trigonometric functions, hyperbolic trigs, degrees, minutes, seconds, decimal degrees conversions, fractions and more. This 1 + 2 digital handheld scientific calculator includes a protective hard shell case, comes with 183 pre-programmed functions, fractions, the basic four functions, and memory. Features an extra large 2 line display that can perform one variable statistical calculations. Measures 168mmx88mmx24mm