We’re suckers for good-looking old-school calculators, so this interesting numerical equation-solving calculator by [Peter Balch] caught our attention. Based around the ESP32-WROOM-32 module … ...

The ability to solve polynomials and simultaneous equations has long made the scientific calculator an indispensable tool for students and professionals.

You can solve advanced problems in a jiffy in physics, mathematics and engineering with a number of different Casio scientific calculators on the market.

As of Wednesday, if you type any equation into the Google search bar and hit “return,” Google will give you the answer and present you with a full fledged, 34-button scientific calculator.