York started their PN class last year and promised all students can be promoted to international class. That's why there are so many N1 clasd this year. These international clasd included 2 head start class for the super small B. These head start classes are different to the normal class. To my understanding, these classes are using textbooks for PN and have no homework at this stage. My son had homework everyday. In these class you can have the option to promote directly to K2 or repeat N1, deoending on the performance of the kid in ckass. Of course, most importantly, whether promote or not also base on the will of the parents la.