At Coders Workshop you can look into the Showcase Centre and you'll find plenty of BMX games although I don't think they are finished...
http://www.codersworkshop.com/viewshowcase.php?lang=Blitz+Max
Currently I am working on my first own BlitzMax game called "JumpingClown". You can find a worklog here on BlitzBasic.com
http://www.codersworkshop.com/viewshowcase.php?lang=Blitz+Max
Currently I am working on my first own BlitzMax game called "JumpingClown". You can find a worklog here on BlitzBasic.com