Never empty on the Playground, even the most simple swing-weights. Like the guys, strongly rebounding yogis, to fly up. But the landing is often less than pleasant: a little miscalculated the forces of the child, and should be hard hitting the edge of the Board on the ground. Well, tuck under his leg, can not do without tears. To avoid this, cut in half served the tire and zagubica in the ground, as shown in the figure.
Recommend to read
FOR ALL ELEMENTS
SMALL SPOOL, BUT PRECIOUS! Among multipurpose internal combustion engines, created by our readers, still have not found structures with the spool naturally. Meanwhile, this scheme...
AUTOROLLER — DWUHLOPASTNY CAR
Probably not be an exaggeration to assume that at least half of the permanent readers of the "Modeller-designer" wants to make their own car. In the following constructions as the power...
