Tyers Ben. GameMaker: Studio 100 Programming Challenges

Apress, 2017. — 233 p. — ISBN13: 978-1-4842-2643-8.Push your GameMaker programming skills to the edge with 100 programming challenges using the popular GameMaker: Studio and GML. Each challenge includes an outline of the challenge, a scoring and time guide, useful GML code, and a working example provided in GMZ format. For more advanced programmers, each challenge comes with an additional task to complete.
Think you're a good GameMaker game application developer or programmer? Think again with this awesome book!