Complete solution with answer and video walkthrough
The gem must be somewhere in this pyramid
Move forward on the screen by tapping its button. Then tap on the torch and move back to the first place. Drag the torch to the fire and move forward again. Finally drag the burning torch to the mummy.


So you finally got your precious gem

(Gundolf Puzzle) Put the herbs into the formula

Gundolf said that the next gem is inside a pyramid

Alyx doesn’t know where to go

(Gundolf Puzzle) Fix the broken objects

Who dares to enter King Tontokamon’s Pyramid

Captain Mary must protect her ship against the waves

I must proceed with caution