How to use game maker 8

now how to use game maker all episode is here

part1:http://www.youtube.com/watch?v=-efcxSPOXUE

part2:http://www.youtube.com/watch?v=ehfZoQ4fsIY

part3:http://www.youtube.com/watch?v=S3kcu1Z-QIM

part4:http://www.youtube.com/watch?v=LOTPZe9m_Cg

part5:http://www.youtube.com/watch?v=YYWx_xw9Jvo

So I hope you can make your own game