the wheel; hence the sails of a windmill, the handsof a clock, etc., fastened to axle, l m, can be made to turn. Noticecarefully that the hole at the bottom of the reservoir should beover the centre of the boxes of the sand-wheel and a little to oneside of the wheel, as in Fig. 448. Part of the… … Fig. 453 Make two sand-wheels the same size as the bicycle wheels ;their width should be about | inch to f inch. Take a piece of strip-wood I inch by J inch and the length of the box. Make holesin it, 3 inches, 4| inches and 6 inches from one end. Nail the baracross the box 3 inches from ground;…
Toys
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