The Scale model reference article from the English Wikipedia on 24-Jul-2004
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Scale model

Time you got around to sponsoring a child
A scale model is a representation or copy of an object that is larger or smaller than the actual size of the object being represented. Very often the scale model is smaller than the original and used as a guide to making the object in full size.

Scale model kitEnlarge

Scale model kit

Scale models are useful for testing the likely performance of a design object at an early stage without the expense of building a full-sized prototype.

Scale models of, for example, automobiles, ships and aeroplanes, are also built as a hobby. These models may be Radio controlled.