Econopolis http://tqjunior.thinkquest.org/3901 Ron Wise's Geographical Directory of World Paper Money http://aes.iupui.edu/rwise/notedir/mappage.html Panama -mappage http://aes.iupui.edu/rwise/countries/panama.html Foreign Currency - International Money www.ease.com/~randyj/money1.htm The Universal Currency Converter www.xe.com/ucc/ Bureau of Engraving and Printing www.moneyfactory.com/section.cfm/2 Redesigned Bills - Ten www.moneyfactory.com/cd042500/ten.html Bureau of Engraving and Printing - BEP for Kids www.moneyfactory.com/section.cfm/17 Bureau of Engraving and Printing - Your New Currency www.moneyfactory.com/section.cfm/4/29 Foreign Currency www.uen.org/utahlink/activities/view_activity.cgi?activity_id=7471