Make It:
Make a Melon Farm
Make Wheat Farm (5x5 Minimum)
Make a Cake
Make Mushroom Soup
Make a Sugar Cane Farm
Make a Bookshelf
Make Glass
Make a Compass
Make a Fishing Rod
Make Diamond Tools
Make a Bucket
Make a Level-30 Enchantment Room

Build It:
Build a Redstone Contraption
Build Golden Statue (5 blocks of height)
Build a Defense Tower
Make an Enchantement Table

Kill It:
Kill Spider by Hand
Find Pig Spawner
Kill Silverfish
Kill something in Nether

Find It:
Find Golden Apple
Find Sugar Cane
Find 12 Apples
Find Chicken Spawner
Find Cow Spawner
Find 10 Chests
Find Obsidian
Find a Mine
Find Special Chest
Find Mushroom Room
Find Soul Sand
Find Stone
Find Coal Ore
Find Diamond Ore
Find Lava Source
Find Creeper Face
Enter the Nether

Do It:
Catch 12 Fish
Eat a Piece of Cake
Enchant an Item
Escape the Ant Farm