Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Level 10	Complete level 10.
Level 11	Complete level 11.
Level 12	Complete level 12.
Level 13	Complete level 13.
Level 14	Complete level 14.
Level 15	Complete level 15.
Level 16	Complete level 16.
Level 17	Complete level 17.
Level 18	Complete level 18.
Level 19	Complete level 19.
Level 1	Complete level 1.
Level 20	Complete level 20.
Level 2	Complete level 2.
Level 3	Complete level 3.
Level 4	Complete level 4.
Level 5	Complete level 5.
Level 6	Complete level 6.
Level 7	Complete level 7.
Level 8	Complete level 8.
Level 9	Complete level 9.
Secret at level 10	Find the secret at level 10.
Secret at level 11	Find the secret at level 11.
Secret at level 12	Find the secret at level 12.
Secret at level 13	Find the secret at level 13.
Secret at level 14	Find the secret at level 14.
Secret at level 15	Find the secret at level 15.
Secret at level 16	Find the secret at level 16.
Secret at level 17	Find the secret at level 17.
Secret at level 18	Find the secret at level 18.
Secret at level 19	Find the secret at level 19.
Secret at level 1	Find the secret at level 1.
Secret at level 20	Find the secret at level 20
Secret at level 2	Find the secret at level 2.
Secret at level 3	Find the secret at level 3.
Secret at level 4	Find the secret at level 4.
Secret at level 5	Find the secret at level 5.
Secret at level 6	Find the secret at level 6.
Secret at level 7	Find the secret at level 7.
Secret at level 8	Find the secret at level 8.
Secret at level 9	Find the secret at level 9.