Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Apprentice	Finish all 6x6 levels.	50
Beginner	Finish all 5x5 levels.	50
By Heart	Finish a level at least 7x7 in under 20 seconds.	100
Careful	Get 3 stars on 10 levels in a row.	100
Connector	Draw 100 connecting lines.	50
Constellation	Get 3 stars on all 6x6 levels.	50
Electrician	Draw 1000 connecting lines.	100
Expert	Finish all 7x7 levels.	50
Flawless	Get 3 stars on 20 levels in a row.	100
Galaxy	Get 3 stars on all 8x8 levels.	50
It Is Done	Get 3 stars on all levels.	100
Master	Finish all 8x8 levels.	50
Mistakes Have Been Made	Finish a level after making 20 moves or more.	50
Starlit Sky	Get 3 stars on all 7x7 levels.	50
Stars	Get 3 stars on all 5x5 levels.	50