[quote=@Bounce]
<Snipped quote by Dblade26>
A good bit of detail, but it still leaves the crime scene examiner with not much more than "kid" without any further identifying detail as to gender.

The Heelys were chosen to illustrate that he's 9-10 years old though.

[/quote]

Or a dwarf. They're probably (even in Gotham) more likely to look for someone short before they go looking for a kid.