Gain the trust of an Ocelot.

Swim in lava while having the Fire Resistance effect.

Brew a potion.

Play a music disc in a Jukebox.

Breed two cows with wheat.

Smelt wood trunks using charcoal to make more charcoal.

Cook and eat a pork chop.

Smelt an iron ingot.

Construct a furnace out of eight cobblestone blocks.

Construct one type of each tool (one pickaxe, one spade, one axe and one hoe).

Use planks and sticks to make a pickaxe.

Craft a workbench with four blocks of wooden planks.