Nice little treasure hunt game. I really liked the level design, the environment is quite readable ! I just let my instincts guide me and I found all the treasures, but at the same it was not too easy. Hats off. Just one small thing : I did not really like the math puzzles, but that's probably because I suck at mental math.
Oh and by the way I managed to unlock the last crate at the last second and this happened