escribed inChapter XIII. TOY-MAKING IN SCHOOL AND HOME 273 Fig. 510 shows how high tide can be represented by means ofboxes and cardboard ; d, e, f are boxes which form a quay intowhich the car runs, a, b, c are pieces of cardboard resting onpieces of stripwood glued to boxes d, e, f, and similar… … Fig. 510 to pass freely, and the threads must be omitted at front andback. The rails must lie exactly under slots a b and c d. Thepieces of cardboard a, b and c should be coloured blue. Thethread from the car underneath the water can pass intobox F and up through a hole in the top, where the…
Toys
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