Use WASD to move your character around. Click near your character to create a block, press Q near your character to delete a block. Press E to cycle through block types. To delete a ladder place a normal block on it then delete that block. To delete wheat place a normal block on it then delete that block. Most credit goes to SeanCanoodle. *Added water, wheat, JumpPad, wool, snow, cactus, and lumber. What can you create? I could not compress Images, so downloading is advised.
