Little engineers! Welcome to the city building and constructing games mania 2017 in the home design & office repairing simulator of build a gym game; skillful builder will construct and create a cardio gym for body builders & gymnasium instructors with their engineering skills. Check the construction site for any repairs & fix it. Good chance to become the business tycoon by design &décor the fat lose fitness center having latest machines for weight lose & body fitness in Build a gym game. Expert constructors! You have construct the design & décor house, homes, office buildings and help labors to design and construct a fitness exercise room with latest equipment, tools, construction crew & mega machines like heavy crane & truck loaders in Build a gym game.