To explore more about gaming, go to LUDO DOJO and read the Tools of the Trade section.
Check out the STEM Video Game Design Challenge for Middle Schoolers. Use the links to explore different Game Design Applications such as Gamestar Mechanic, Scratch, or KODU.
Richard Byrnes Create your own Game Sources
Article on Game Design Assessment
Game Design Rubric from California State University, Sacremento
Game Design Rubric from San Diego State University