There are 20 achievements worth a total of 400 points
Construct a Nether Portal.
Construct a Dispenser.
Construct one type of each tool (one pickaxe, one spade, one axe and one hoe).
Befriend five wolves.
Use a saddle to ride a pig, then have the pig get hurt from fall damage while riding it.
Harvest some leather.
Attack and destroy a monster.
Use planks and sticks to make a sword.
Travel by minecart to a point at least 500m in a single direction from where you started.
Catch and cook a fish!
Construct a better pickaxe.
Bake a cake using wheat, sugar, milk and eggs!
Turn wheat into bread.
Use planks and sticks to make a hoe.
Smelt an iron ingot.
Construct a furnace out of eight cobblestone blocks.
Use planks and sticks to make a pickaxe.
Craft a workbench with four blocks of wooden planks.
Punch a tree until the block of wood pops out.
Open your inventory.