10 ArcherKill a creeper with arrows.
10 BenchmakingCraft a workbench with four blocks of wooden planks.
10 Getting WoodPunch a tree until a block of wood pops out.
10 Pork ChopCook and eat a pork chop.
10 Renewable EnergySmelt wood trunks using charcoal to make more charcoal.
10 Taking InventoryOpen your inventory.
10 Time to Farm!Make a Hoe.
10 Time to Mine!Use planks and sticks to make a pickaxe.
10 Time to Strike!Use planks and sticks to make a sword.
15 Acquire HardwareSmelt an iron ingot.
15 Bake BreadTurn wheat into bread.
15 Cow TipperHarvest some leather.
15 Delicious FishCatch and cook fish!
15 Diamonds to you!Throw diamonds at another player.
15 Getting an UpgradeConstruct a better pickaxe.
15 Have a Shearful DayUse Shears to obtain wool from a sheep.
15 Hot TopicConstruct a furnace out of eight cobblestone blocks.
15 Iron ManWear a full suit of Iron Armour.
15 It's a Sign!Craft and place a Sign.
15 Lion TamerTame an Ocelot.
15 Local BreweryBrew a potion.
15 MOAR ToolsConstruct one type of each tool.
15 Monster HunterAttack and destroy a monster.
15 Pot PlanterCraft and place a Flower Pot.
15 RepopulationBreed two cows with wheat.
20 Body GuardCreate an Iron Golem.
20 Chestful of CobblestoneMine 1,728 Cobblestone and place it in a chest.
20 DIAMONDS!Acquire diamonds with your iron tools.
20 Dispense With ThisConstruct a Dispenser.
20 EnchanterConstruct an Enchantment Table.
20 Into FireRelieve a Blaze of its rod.
20 Iron BellyStop starvation using Rotten Flesh
20 Leader of the PackBefriend five wolves
20 LibrarianBuild some bookshelves to improve your enchantment table.
20 Music to my EarsPlay a music disc in a Jukebox.
20 Passing the TimePlay for 100 days.
20 Stayin' FrostySwim in lava while having the Fire Resistance effect.
20 The End?Enter an End Portal.
30 Into The NetherConstruct a Nether Portal.
30 OverkillDeal nine hearts of damage in a single hit.
30 Rainbow CollectionGather all 16 colours of wool.
30 Return to SenderDestroy a Ghast with a fireball
30 Sniper DuelKill a Skeleton with an arrow from more than 50 metres.
30 The HagglerMine or purchase 30 Emeralds.
30 The LieBake a cake using: wheat, sugar, milk and eggs.
40 Adventuring TimeDiscover 17 of the 23 different biomes.
40 On A RailTravel by minecart to a point at least 500m in a single direction from where you started.
40 The EndKill the Enderdragon.
40 When Pigs FlyUse a saddle to ride a pig, and then have the pig get hurt from fall damage while riding it.
40 Zombie DoctorCure a zombie villager.