The topic of this bachelor thesis is game development of three dimensional PC games using Java programming language and game engine jMonkeyEngine witch is built on Java. The goal is to present capabilities of this tool and also to determine whether the developers of the engine actually proved that Java is usable for making PC games. The first part is focused on jMonkeyEngine itself with its history and basic characteristics. Next part is the principles of working in a 3D environment a then specific properties and capabilities of jMonkeyEngine. Each chapter contains code samples which demonstrate the capabilities of this engine. In the end overall capabilities of designing 3D games in Java are summarized and jMonkeyEngine is compared to simi...