I am 10 years old ( nearly 11 ) and I need help on creating a project ,in the geometry dash subzero project I made I need help to move the screen and add spike If you know how to do itWriteONcomments

~… I did not have enough space there…~
I am working on geometry dash subzero = https://scratch-mit-edu.ezproxy.canberra.edu.au/projects/621914435/fullscreen/ but I need help.