The curse of Ra (PC MS-DOS, 1990)

A puzzle game. Levels 0 to 8 (Logic Game mode). Emulator: DOSBox 0.74 Operating system: GNU/Linux Ubuntu 16.04 Level 0: 0:29 Level 1: 1:30 Level 2: 3:38 Level 3: 10:48 Level 4: 14:46 Level 5: 17:40 Level 6: 18:17 Level 7: 22:46 Level 8: 24:04