Okay, I simply stole these links from a discussion in another forum I belong to - probably cheating but, hey,....
Check the first link to see if you have any unclaimed money with Revenue Canada form years back. the second link is dormant bank accounts that get turned back to the bank of Canada for safekeeping. Check it out - you might find your piggy bank account is still out there somewhere !
http://ucbswww.bank-banque-canada.ca/scripts/detail_english.cfm?ITEM_ID=20008200436
http://ucbswww.bank-banque-canada.ca/scripts/search_english.cfm