How often in the lectures or lessons on a stand, posters and other visual AIDS? Of course, stationery buttons! In recent years, however, they comes to the aid of sticky tape. However, neither one nor the other can not be called gentle fixtures — they spoil what keep. Universal and yet does not harm the posters device can be made of conventional rails. Connect the three strips of different width so that between them formed a groove — it will hold, for example, maps: it is enough to jam the cut sheet of rubber or conventional eraser wedges; and the — beveled fourth rail.
Recommend to read
TRAP DRILLS
I liked the tip about dust attachment to the drill, helping out when drilling holes in the ceiling. That's the only choice that is a tricky business. If the Cup this trap will be in the...
THE BRITISH BOMBER AND THE NUCLEAR BOMB
English bomber CANBERRA is considered one of the most famous warplanes of the world. The period of its serial production lasted from 1949 to 1963, and during this time the plants...
