Wheel and Axle
common bucket is used as the reservoir of a
. A plastic bag is cut in a funnel shape and inserted into the bucket to form a flexible bowl. Assembly lasts 15 minutes. See
Tennis Ball Pick-Up Tool
he Tennis Ball Pick-Up Accessory facilitates the conventional
procedure of lifting a ball off the ground using a racket.
Prehistoric Wheel and Axle
emember the father of all inventors.
Copyright © 2005 Andrej Pretnar. All rights reserved. Revised: julij 31, 2014.