0 0 Tutorial Course          
6 A Tutorial #1  The Basics  
6 0 Tutorial #2  Title Bar   
6 A Tutorial #3  Score       
6 A Tutorial #4  Replay/Retry
6 A Tutorial #5  Hills       
6 0 Tutorial #6  Contours    
6 A Tutorial #7  Continue    
6 B Tutorial #8  Sand & Water
6 A Tutorial #9  Perspective 
6 A Turorial #10 Corners     
6 A Tutorial #11 Curves      
6 A Tutorial #12 Expert      
6 J Tutorial #13 Laser War   
6 H Tutorial #14 Bridges     
6 A Tutorial #15 Tubes       
6 A Tutorial #16 Teleports   
6 A Tutorial #17 Silly       
6 A Tutorial #18 Graduation  
