Catch and cook a fish!

Turn wheat into bread.

Collect any fish in a bucket.

Throw diamonds at another player.

Build some bookshelves to improve your enchantment table.

Bake a cake using wheat, sugar, milk and eggs!

Craft and place a Flower Pot.

Dye all 4 unique pieces of Leather Armor.

Tame a Horse.

Construct a better pickaxe.

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

Play for 100 days.