Ludotronics
Ludotronics is a game design methodology that will help late-term students and fledgling indie developers whip ideas into shape until they are strong and sturdy enough to qualify for a killer proposal.
The new & expanded edition of Ludotronics, published August 2023 by Taylor & Francis/CRC Press, is available from Routledge | Amazon U.S. | UK | GER | JP and at many other places and book stores.