Respawn the Enderdragon.

Dye all 4 unique pieces of Leather Armor.

Trade for 1,000 Emeralds. [Bedrock Only]

Trade with a villager at the build height limit

Place 9 fully explored, adjacent Maps into 9 Item Frames in a 3 by 3 square.

Use a Campfire to collect Honey from a Beehive using a Bottle without aggravating the bees. [Bedrock Only]

Construct a Nether Portal.

Place four Sea Pickles in one block.

Craft and place a Flower Pot.

Construct an Enchantment Table.

Turn wheat into bread.

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

Use planks and sticks to make a sword.