Amazon.com description: Product Description: FOR USE IN SCHOOLS AND LIBRARIES ONLY. Master Builder Junior is the perfect starting strategy guide for kids beginning to explore and create in the world of Minecraft. This titlecontains everything players need to know to begin their adventure, including tips for getting started, descriptions of materials, details about friendly and hostile mobs, mining for everything from coal to diamonds, and how to tackle beginner building projects. Aimed at children aged 7 to 9, this guide is the ultimate introduction to Minecraft. Full-color screenshots will guide players along with easy-to-understand instructions tailored to this younger audience.