Making Change Game -- See how many sales you can make in 3 minutes! http://smartboards.typepad.com/smartboard/2008/11/smartboards-and-real-change-you-can-use.html
Decimal Games -- try your hand at darts, tug of war, racing and many other fun things while practicing your decimal skills! http://www.decimalsquares.com/dsGames/
Order of Ops Connect 4 http://www.shodor.org/interactivate/activities/OrderOfOperationsFou/?version=1.6.0_13&browser=MSIE&vendor=Sun_Microsystems_Inc.
Games for Math, Language Arts, Foreign Language, Music & Physics http://www.asymptopia.org/