Create an Iron Golem.

Make the Meadows come alive with the sound of music from a jukebox

Mine 1,728 Cobblestone and place it in a chest.

Stop starvation using Rotten Flesh.

Trade for 1,000 Emeralds. [Bedrock Only]

Trade with a villager at the build height limit

Kill a creeper with arrows.

Eat a Notch Apple.

Breed two cows with wheat.

Kill the Enderdragon.

Brew a potion.

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

Dry a Sponge in a Furnace.