My 2-3s used acrylics on tooling foil last year. The 'tooled' the foil
first by drawing with a pencil (pad of newspaper underneath) - Then painted
some highlights (Mexican tin work).
I'm sure if we scratched - it would have come off - but we didn't have any
I have also made some small pins with classes using Sculpey clay - the
classes were able to do some tiny work because the clay is so soft.
We layered colors, dots, spirals and coils, very detailed. Again it was a