As co-leader of my high school’s Engineering Team, we decided to give the members an Arduino challenge after having first taught them the basics. The challenge was to code either Whack-a-Mole or Simon ...

Each LED is connected to one of the Arduino's digital output pins through a 220Ω resistor. A push button is connected to each input pin and uses the internal pull-up resistor feature of the Arduino.

The Arduino is a platform for physical computing which is based on a development environment that uses wiring library and a simple I/O board so that the writing of C/C++ programs that run on the board ...