HOW TO DISPLAY GOOGLE ADSENSE ADS AND SHOW OR HIDE THEM
https://www.construct.net/en/tutorials/how-to-display-google-adsense-ads-and-show-or-hide-them-1014
LEARN JAVASCRIPT IN CONSTRUCT
https://www.construct.net/en/courses/learn-javascript-construct-79
C3 Tutorials
https://www.construct.net/en/tutorials/construct-3?orderID=&difficulty=&content=&flang=1