If you do not have a special needle for inflating nipple of a volleyball or soccer ball, take advantage of… ordinary medicine dropper with an elongated spout. Rubber part is a bit cut and put on the pump hose, and the glass type in the pin hole of the ball. Pumped the ball a “needle” much quicker. N. ZHIRKOV, Lipetsk
Recommend to read
Multicharging sketch
Not so long ago we carried away with color slides and purchased for viewing slide projector "Etude-2C". Nothing to say, reliable device it there is only one "but": when the slide show...
YOUNGER BROTHER
A mini-tractor, which is presented to the readers of the journal "modelist-Konstruktor", is the third built by me. His frame is "broken", consists of two articulated half-frames, as in...
