Here is the full list of all 10 Count Logica achievements.
Finish all 6x6 Levels
Finish all 6x6 Levels without any warnings
Select 1,000 Zombies
Select 1,000 Ghosts
Finish all 5x5 Levels
Finish all 5x5 Levels without any warnings
Select 1,000 Vampires
Finish all 4x4 Levels
Finish all 4x4 Levels without any warnings
Finish a level without using any lines of sight and receiving no warnings