Is a heavy construction equipment consisting of a boom, dipper, bucket and cab on a rotating platform known as the "house". The house sits atop an undercarriage with tracks or wheels. It is a natural progression from the steam shovel and often mistakenly called power shovel.
Simply use the easy-to-follow instructions included with the sheet to pop out the pieces, bend the tabs, and connect them at the attachment points. No glue nor solder required.