Simple model of a pre-World War I-era battleship with rotating gun turrets. Assemble your own Great White Fleet (or blue, or orange, or whatever), launch a gunboat diplomacy initiative, circumnavigate the globe, ...
This was inspired by the HMS Dreadnought model (http://www.thingiverse.com/thing:280374) (adapts slightly by integrating the pin clips with the gun body).
The zip file contains FreeCAD models in addition to the STL files for customization. (Pictured penguins not included.)
Note: contains small parts - not suitable for young children
Just print the ship body and 4 guns