A good project to get the kids up in the morning: play a random song of their favourites list. This Arduino based alarm clock uses an MP3 shield with SD card, an OLED display, and a Real Time Clock module

Kids love calculators so i made an Arduino based calculator with a generic 4×4 keypad that uses 8 digital pins. It comes with a sticker, so it was easy to attach it to a plywood laser cut box. The only