Make your own letters. One set for C,D,G,I,L,P,R,T,Y. Two sets for all letters except E,N. Three sets for everything.
Working out how to make each letter is left as an exercise to the reader.
alphabet.svg | 20.7KB | |
alphablocks.scad | 1.5KB | |
alphablocks.stl | 93.6KB |