Unlock Apple Game Center achievements, by completing the following tasks.

Achievement	How to unlock
Architect ( 50 points )	Beat the developers' secret score.
Artist ( 10 points )	Get 30 Color Clears in a single game.
Astronaut ( 10 points )	Make 1000 stars in a single game.
Backwards ( 10 points )	Get 10 Full Clears before getting any Color Clears.
Bottom Feeder ( 10 points )	Perform a Color Clear that occupies the bottom 2 rows.
Controlled Demolition ( 20 points )	Get 1,000 Full Clears across your career.
Deconstructor ( 25 points )	Clear 75,000 blocks across your career.
Efficiency ( 45 points )	Reach level 10 while making every clear a Row Clear, Color Clear, Full Clear, or combination.
Executioner ( 40 points )	Destroy 1500 blocks in a single game.
Exterminator ( 10 points )	Get 20 Full Clears in a single game.
Favorite Color ( 10 points )	Make all of your first 10 Color Clears from the same color.
Frantic ( 15 points )	Get 6 Full Clears before reaching level 2.
Gambler ( 30 points )	Get a 7x Row Clear.
Graduation ( 5 points )	View all beginner tips.
Half-Off ( 10 points )	Get a Full Clear of EXACTLY 27 blocks.
I Beat The Game! ( 40 points )	Reach level 10.
Jackpot ( 20 points )	Score 50,000 points in a single clear.
Meteor Storm ( 10 points )	Clear 100 rows in a single game.
Millionaires' Club ( 40 points )	Score 1,000,000 points in a single game.
Neat Freak ( 10 points )	Separate the colors on each half of the screen, EXACTLY 4 rows up.
One Shot, One Clear ( 45 points )	Reach level 10 without losing ammo.
One Way Street ( 15 points )	Get a 3x Row Clear in which all the crescents fly in the same direction.
Perseverance ( 30 points )	Score 50,000,000 points across your career.
Pick and Choose ( 45 points )	Reach level 10 without gaining ANY Row Clears, Color Clears, or Full Clears.
Quick Reload ( 10 points )	Gain 2 ammo on back-to-back clears.
Rainbow ( 5 points )	Get 1 Color Clear.
Shoot the Moon ( 5 points )	Get 1 Row Clear.
Sniper ( 10 points )	Clear 30 single blocks in the same game.
Spectral Obliteration ( 20 points )	Get 1,000 Color Clears across your career.
Storm Master ( 10 points )	Get a Color Clear, Full Clear, and Row Clear during the same storm.
Storm Sandwich ( 10 points )	Get 3 separate Row Clears within 3 seconds of each other.
Surgical Destruction ( 15 points )	Clear 750 rows across your career.
Survivor ( 45 points )	Survive for 20 minutes.
Triple Witch ( 10 points )	Get a Full Clear, Color Clear, and Row Clear (3x min points) within 3 seconds of each other.
Where'd they go? ( 5 points )	Get 1 Full Clear.