The box will house a "knock back" circuit to give the illusion something alive is inside.
Two flickering "stage lights" on the bottom. Knock knocker motor on the left.
On top of the lid is the Picaxe circuit and piezo senser.
Another view inside. Creature has not been added yet.
Close up of the electronics
Electronics package before adding to box.
"Drumbot" taking the place of the creature till its arrival. Drumbot does "requests".