Znapping Turtlez

The kids I've been working with had an absolute blast with [muzz64's SHARKZ](https://www.thingiverse.com/thing:910216), but some of us felt that turtles were a tad under-represented. No longer must that be the case!

I present: Znapping Turtlez.

Please, PLEASE, give [muzz64](https://www.thingiverse.com/muzz64/designs) all due credit (and 'Likes') for the original, awesome idea and the functional part of this design, as this is merely a quick hack of his(?) work.

(For Emily, who lov