... But it can be done! I do not have the parts with those on the so-called manual only compared, because you can always can recognize bad enough the parts on paper. It was a coincidence that I could combine 2 parts at once by one after trial and error and from there it went somehow by itself. Sometimes it is so that a portion having a -1. and 2nd floor 'has can only be connected by the -1. Floor 'of another part Ran heard the'. 2 Floor 'that part of the'. 2 Floor 'of the first part partly or completely covered. Only it went! But it worked. The parts that were shown not at all in the manual were still into the sun, even if all the parts are double, was a triple exists, that Part 3 is the only thing that is left. I 'not for children under 3 years' think that's the - mark should be extended in suitable' not for children under 3 years, but for the sake of complexity does not necessarily also for children from 3 to 14 years. Recommended age from 14+ ' I am 25 years old and had a day of purchase already a smoking head, only the next day and by chance it worked, but once started the rest went of its own accord. Quite complicated! But it can be done! PS The Beizeichnung 'Crystal' refers yes only on the optics. Some exaggerate the review due to the taken at face value optical concept; D