"Puzzle Volume 3: Modular Lounge" is a collection of puzzles that primarily focus on modular lounge designs. As a part of the wider Puzzle Series, it presents an engaging way of promoting creative thinking about different ways to design and organize spaces. The series puts emphasis on flexibility, efficiency, and innovation in modular design. The third volume specifically presents puzzles that require players to explore and reconfigure modular lounges, combining creativity, functionality, and style. The puzzles are designed to provide both entertainment and mental stimulation while allowing players to grasp conceptual design ideas. The "Puzzle Volume 3: Modular Lounge" is suitable for architects, designers, puzzle enthusiasts, and anyone interested in interior design, space management or modular constructions.