Use planks and sticks to make a pickaxe.

Wear a full suit of Iron armour.

Create an Iron Golem.

Enter an End Portal.

Use Shears to obtain wool from a sheep.

Acquire diamonds with your iron tools.

Travel by minecart to a point at least 500m in a single direction from where you started.

Discover 17 of 40 biomes.

Stop starvation using Rotten Flesh.

Construct a Dispenser.

Catch and cook a fish!

Build some bookshelves to improve your enchantment table.

Harvest some leather.