Graphing calculators have more advanced capabilities for higher-level math than scientific calculators, with larger, more dynamic screens for graphing functions and plotting coordinates.

Google has rebuilt Chrome OS's built-in Calculator app, making it available for all devices, not just Chromebooks.

Supports arithmetic, algebra, trigonometry, calculus, and graphing. Great for helping your kid with math homework, checking your answers, and tackling complicated problems.

The TI-83 graphing calculator is great as a standard calculator, but also great for statistics and trigonometry. Graph and compare functions, and perform data plotting and analysis.