After a quick search I did find a few possible ideas for our twins.

[hider=Idea #1][img]https://s-media-cache-ak0.pinimg.com/236x/b0/98/36/b09836772e1e099a8f1c3cb16196eafd.jpg[/img][/hider]
[hider=Idea #2][img]https://qph.is.quoracdn.net/main-qimg-05d20ba3815d1e163ce865e2bec507ef?convert_to_webp=true[/img]
I'm partial to this one.[/hider]
[hider=Idea #3][img]http://cache4.asset-cache.net/gc/180720984-mysterious-female-archer-gettyimages.jpg?v=1&c=IWSAsset&k=2&d=jYAydP%2BxWxPaHEfRuiKDdrSmWMMAuQBxpjih7%2FKbAZ7V8gy6h0to%2FrAyYmVpaggX[/img][/hider]