Gain the trust of an Ocelot.

Kill a creeper with arrows.

Use Shears to obtain wool from a sheep.

Stop starvation using Rotten Flesh.

Deal nine hearts of damage in a single hit.

Craft and place a Flower Pot.

Cook and eat a pork chop.

Construct a Dispenser.

Brew a potion.

Build some bookshelves to improve your enchantment table.

Create an Iron Golem.

Catch and cook a fish!