Here is the full list of all 17 Math+Sticks - there are Coffee Break Club achievements.
Finish all levels
Unlock all achievements
Replay a completed level
Find a secret solution in level 58
Click on the matchbox 50 times
Complete 50 levels
Restart a level 5 times
Restart a level once
Complete 35 levels
Complete 15 consecutive levels without losing and/or restarting a level
Complete 20 levels
Complete one exponential level
Complete one level in each theme
Lose the same level 5 times
Lose the game once
Complete one square root level
First level completed