Casio Calculator Scientific FX991MS/ES

Ideal for ages 11-16+. Twin line 10+2 digit natural textbook display. 403 functions. Multi-replay. Matrix/vector. S-VPAM logic. Slide-on hard plastic case. Regression analysis. Calculus (numerical integration, numerical derivative). Physical constants. Metric conversions. Equations (polynomial, simultaneous). WxDxH: 78x154.5x12.7mm.