Complete the indicated task to unlock the corresponding achievement.

Achievement	How to unlock
Accomplished	Complete 10 levels perfectly.
Apprentice	Complete the 1937 shelf.
Champion	Complete the 1945 shelf.
Complete	Complete every Quell level.
Definat	Take over 10 minutes to complete a level.
Excellent	Complete the 1939 shelf.
Expert	Complete the 1943 shelf.
Fearless	Spiked 10 times.
Flawless	Complete 20 levels perfectly.
Funeral Bill	Spiked 20 times.
Groundhog Day	Retry a level 20 times.
High Stamina	Play for 1 hour.
Hoarder	Collect 100 pearls.
Hunter	Collect 50 pearls.
Impeccable	Complete 40 levels perfectly.
Keep Going!	Play for 10 minutes.
Learnt the Ropes	Complete the 1928 shelf.
Magpie	Collect 25 pearls.
Matchmaker	Push 2 sets of blocks together.
Meticulous	Complete a shelf in perfect moves.
Minimalist	Complete 3 levels perfectly.
Ouch!	Spiked 3 times.
Pearl Harboring	Collect 200 pearls.
Pearl Jammer	Collect 150 pearls.
Perfect	Complete every Quell level in perfect moves.
Precise	Complete a stage in perfect moves.
Pro	Complete the 1941 shelf.
Quick Thinking	Complete a level in under 5 seconds.
Ring Leader	Use the ring 5 times.
Road to Nowhere	Get stuck in a loop 5 times.
Scenic Route	Take twice as many moves as necessary.
Suicidal	Die on a first move.
Time Flies	Play for 30 minutes.
Tired	Push 10 blocks.