For best results, download the current version of Acrobat Reader. A scale model is a miniature reproduction of the real thing. Most scale models are made from kits, but some are made from scratch.
Modelers strive to build with care so the result looks like the real thing.
Careful research from books, photos, and observing the full-size subjects comes into play. Builders try to eliminate seams and create realistic paint jobs, along with adding extra details. The scale of a model determines its size in relation to the real thing. A hobby shop is a good source. Many overseas firms accept major credit cards such as Visa and Mastercard.