Solve all levels. Achievement earned.

Find 25% of all solutions. Achievement earned.

Find 50% of all solutions. Achievement earned.

Find 75% off all solutions. Achievement earned.

Find all solutions the devs planned. Achievement earned.

Find all solutions the devs planned and at least one more. Achievement earned.

See the devs. Achievement earned.

Find an alternative solution for a level. Achievement earned.

Find all solutions for a level with at least 3 possible solutions. Achievement earned.

Accumulate 100 light beam bounces across all your solutions. Achievement earned.

Accumulate 500 light beam bounces across all your solutions. Achievement earned.

Accumulate 1000 light beam bounces across all your solutions. Achievement earned.

Listen to the menu music for 10 minutes. Achievement earned.

Find more solutions than the devs in at least one level. Achievement earned.

Solve a previously skipped level. Achievement earned.

Solve level 4 without using the side mirror (2 glass pieces). Achievement earned.

Solve level 6 using 2 or less mirrors (rotation intro).Achievement earned.

Solve level 9 by hitting all the movable objects (tick tack toe). Achievement earned.

Solve level 11 letting the light bounce at least 25 times (big round mirror). Achievement earned.

Solve level 11 not using the mirrors counterclockwise and without skipping any. Achievement earned.

Solve level 12 using only one mirror (3 movable concave mirrors). Achievement earned.

Solve level 12 using one of the mirrors twice (movable concave mirror). Achievement earned.

Solve Level 27 with more than 2 bounces. Achievement earned.