Load the pop ups if the iframe does not go fullscreen.For the vapor one (Which I reccomend) go to the TV or Movies section and then launch the pop ups.They are unblocked by default.
Launch the Games!!
Nova Online Play Waves Entertainment Poki Github io Crazygames (Dutch)
If the links are blocked,put them in the browser,and for some reason the crazygames website is entirely in dutch.It should work,though,especially the Nova Games.Fullscreen will be implemented soon,don't worry.