We have seen a bunch of awesome 3D-printed products in the past. Nuke happens to be a 3D-printable electric Ukulele that you can play to produce your own music. You will need super glue and simple hand tools to assemble the instrument. This fully playable soprano ukulele uses nylon strings and has a lightweight design.
The above video shows what this 3D printed ukulele looks like. More information is available here.