I don't know if there is achievements now, but here you go:
My suggestions:
"Good luck removing those" - Make 10 obsidian blocks.
"Hard work for nothing" - Dig a diamond block with wooden pickaxe.
"Dangerous recycling" - Throw 10 items in lava.
"Now what?" - Have 50 gold-blocks in your backpack.
"Decide already" - Open and close a door 5 times in 10 seconds
"Treasure hunter I" - Find your first dungeon.
"Treasure hunter 2" - Find 5 dungeons.
"Professional treasure hunter" - Find 10 dungeons.
"Here goes nothing..." - Kill any monster bare hands with only 1 heart.
"Where do you think you're going" - Push a minecart down hill and miss a ride.
"Top of the world" - stand as high as possible
"Down to the hell" - stand as low a possible
"Poked ya!" - poke any animal 15 times.
"Crash the party" - kill every monster which comes out a spawner and destroy the spawner.
"I can taste the unusefullness!" - Eat golden apple.
"lights up!" - plant 25 torches
"lighst down!" - destroy 25 torches
"ALMOST sleeps with the fishes" - lose all your air bubbles underwater and hurry back up to fill them.
"MacGyver" - craft 50 items
"You ain't got no pancake-mix!" - carry every eatable item at the same tame in you backpack.
"block the sun" - have 50 arrows in the air at the same time (done via shooting them at TNT and exploding it)
"cart or a wheel" - travel 250 block with minecart
"sailor!" travel 250 block with a boat
"YEEEEEEEEEEEEHAW!!" - saddle a pig and ride with it
"I wonder what this does" - plant 25 red dust to ground
"BBQ" - cook 10 raw pork
"pyromaniac" - use flint and steel to put 25 block on fire
"who needs a sword" - kill 10 monsters with bow and arrow
"Quicksand!" - cover youself with sand
"o hai!" - load a saved game
"balls of steel" - craft every steel-tool 3 times.
"What a waste" - destroy bookcase ( you'll get nothing back )
"slowdownslowdoooown!!" - crash a boat
"welcome to zombieland" - hurt a single zombie 3 times with steel shovel
My suggestions:
"Good luck removing those" - Make 10 obsidian blocks.
"Hard work for nothing" - Dig a diamond block with wooden pickaxe.
"Dangerous recycling" - Throw 10 items in lava.
"Now what?" - Have 50 gold-blocks in your backpack.
"Decide already" - Open and close a door 5 times in 10 seconds
"Treasure hunter I" - Find your first dungeon.
"Treasure hunter 2" - Find 5 dungeons.
"Professional treasure hunter" - Find 10 dungeons.
"Here goes nothing..." - Kill any monster bare hands with only 1 heart.
"Where do you think you're going" - Push a minecart down hill and miss a ride.
"Top of the world" - stand as high as possible
"Down to the hell" - stand as low a possible
"Poked ya!" - poke any animal 15 times.
"Crash the party" - kill every monster which comes out a spawner and destroy the spawner.
"I can taste the unusefullness!" - Eat golden apple.
"lights up!" - plant 25 torches
"lighst down!" - destroy 25 torches
"ALMOST sleeps with the fishes" - lose all your air bubbles underwater and hurry back up to fill them.
"MacGyver" - craft 50 items
"You ain't got no pancake-mix!" - carry every eatable item at the same tame in you backpack.
"block the sun" - have 50 arrows in the air at the same time (done via shooting them at TNT and exploding it)
"cart or a wheel" - travel 250 block with minecart
"sailor!" travel 250 block with a boat
"YEEEEEEEEEEEEHAW!!" - saddle a pig and ride with it
"I wonder what this does" - plant 25 red dust to ground
"BBQ" - cook 10 raw pork
"pyromaniac" - use flint and steel to put 25 block on fire
"who needs a sword" - kill 10 monsters with bow and arrow
"Quicksand!" - cover youself with sand
"o hai!" - load a saved game
"balls of steel" - craft every steel-tool 3 times.
"What a waste" - destroy bookcase ( you'll get nothing back )
"slowdownslowdoooown!!" - crash a boat
"welcome to zombieland" - hurt a single zombie 3 times with steel shovel