Heres one for the younguns !

[davros]

http://www.kmart.com.au/product/metal-detector/121606?cm_mmc=Google-CPC-_-Category%20-%20Toys%20&%20Sporting%20-%20Broad-_-Boys%20Toys%20>%20Metal%20Detector%20>%202013%20Ca talogue-_-+metal%20+detector%20+kmart-Broad&gclid=CICY3-ixmrsCFUQgpQodAFsA9Q

A good starter for the young metal hunters

[Silver Dollar]

Nice price too!

I got my daughter one of these;

http://www.amazon.com/Bounty-Hunter-.../dp/B0007VBRUE

It's pretty nice! It even collapses small enough to fit in the car. I might steal the rod
to use on my home brew detector or at least I'll swap the guts out for something that
goes deeper..

[Waikiki_Sweep]

I saw people trying to sweep it. Without armrest it looks funny and very inconvenient.
Some kind of collapsible armrest may help. See how firearms designers solving similar problems: