Here’s something to do with your spare pennies and time: [u]Penny Structures[/u].
AH yes… cheap thrills and a hobby that won’t cost you more than small change! Thanks!
The same could be said for playing whistles, as long as you stick to the less expensive models. 
I just got my (first) Burke… I can’t claim ‘cheap’ thrills anymore. I do however, still love, and in fact, with this jewel in hand, mabe appreciate my cheapies even more… some of them are not bad at all…