Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Complete level 1	Complete level 1.	25
Complete level 2	Complete level 2.	25
Complete level 3	Complete level 3.	25
Complete level 4	Complete level 4.	25
Complete level 5	Complete level 5.	25
Complete level 6	Complete level 6.	50
Complete level 7	Complete level 7.	50
Complete level 8	Complete level 8.	50
Complete level 9	Complete level 9.	50
Complete level 10	Complete level 10.	50
Complete level 11	Complete level 11.	75
Complete level 12	Complete level 12.	75
Complete level 13	Complete level 13.	75
Complete level 14	Complete level 14.	75
Complete level 15	Complete level 15.	75