you start with absolutely nothing, trapped in a cave, kill skeletons that spawn around the cave to get bones, use bones to craft bone pickaxes and bone axes. there are wood, stone, and ore deposits spread around, guarded by skeletons, and some lava and water which you can only collect with an iron-grade bucket or higher, use bone pickaxes to mine stone use bone axes to chop wood use stone to craft stone pickaxes and axes. you can only mine ores with a STONE-GRADE pickaxe or higher