[Andy] stuffed some more RAM onto an Arduino Mega and his three-part walk through on the design, construction, and software is a great read and one of the more ‘hard core’ Arduino builds we’ve seen.

How much memory do you really need? We suppose it’s not really our place to judge how you misuse use memory in your projects. But we do appreciate the clean and orderly technique that [Eric Rogers] ...

This is an Arduino project called 'Simon Says'. It is essentially a memory game with LEDs and push buttons. The Arduino will play us a sequence of LEDs and the user will try to recreate this pattern ...