Casio fx-260 Solar II Scientific Calculator 10-Digit
- Amazon now offers the Casio fx-260 Solar II Scientific Calculator with 10 digits, currently priced at $10.82 (originally $12.88).
- Prime members get free two-day shipping, and regular members get free shipping on orders over $35 within the contiguous U.S.
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Editor's Pick: If your child is learning algebra or trigonometry, having a reliable calculator is handy. This one is lightweight, fits neatly into a pencil case, and features solar power to save the hassle of changing batteries. It handles fraction input and trigonometric functions directly, making it perfect for homework and exams. The buttons feel solid too, so accidental presses are less likely.