HP 10s+ Scientific Calculator
HP 35s Scientific Calculator
Casio Scientific Calculator Black, 3" W x 5" H, 2.25 (FX-260 SOLARII-S-IH)
HP 35S - 35S Programmable Scientific Calculator, 14-Digit LCD
HP 300s+ Scientific Calculator
HP 40gs Graphing Calculator (F2225AA)
Casio FX-991EX Engineering/Scientific Calculator, Black
HP CalcPad 200 Calculator and Numeric Keypad
HP Prime Graphing Calculator
CASIO PRIZM FX-CG50 Color Graphing Calculator