There are numerous ways to make current, to the ball of yarn did not run away and not out somewhere. The easiest is to put it in a box, basket, or, as shown in the drawing, just the right size jar.
Recommend to read
“LUKASHONOK” — SCHOOL TRACTOR
The characteristic trend is clearly revealed held in the summer of 1978 the VI all-Russian meeting of young rationalizers and engineers: in many rural schools children are actively...
KATYUSHA BM-13
Scale model 1:25. THE JET SYSTEM OF VOLLEY FIRE BM-13 "KATYUSHA" ON THE CHASSIS. "Katyusha" — the informal collective name mobile rocket launchers BM-8 (82 mm) and BM-13 (132 mm)....
