Minecrafter Engineer: Awesome Mob Grinders and Farms

Guided by hundreds of in-game, step-by-step photos and simple instructions, kids will learn how to engineer one of many incredible mob grinders to yield resources and goodies beyond their wildest dreams. 

NOT OFFICIAL MINECRAFT PRODUCT. NOT APPROVED BY OR ASSOCIATED WITH MOJANG.

You have your farms of cactus, wheat, melons, and sugarcane. You have some decent armor and a nice base. Now you need mo...