Enter the cheats in the Options/Cheats menu.

Mastercode          : watch_me_xplode
Full specialdisplay : i'myellow
Perfect manuals     : freewheelie
Perfect rails       : belikeeric
Perfect Skitch      : bumperrub
Moonphysics         : moon$hot
Matrix-mode         : fbiagent
Unlock Daisy        : (o)(o)