[Michal Janyst] wrote in to tell us about a little project he made for his nephew in preparation for Halloween – a jack-o-lantern with facial expressions. Pumpkin Eyes uses two MAX7219 LED ...

In addition to tips on how to carve the best Halloween jack o lantern ... here are more options for lighting your pumpkin: Set of 2 LED Pumpkin Lights with Remote and Timer WisHome Waterproof ...

An LED matrix installed ... made from a 5×14 matrix of light emitting diodes. I spaced them by printing out a grid on the computer, taping it to the pumpkin, and drilling 70 holes in the front ...