However, good or bad are all depends on what criteria you are choosing, like english or cantonese as leading media in class? Fine-activities (1) style? kindergarten style (3,5,6,7) or exercise-like style (4)?
Many of our chatroom mamas also attended some of the above PGs, they may have various comments. You can consolidate their point of views and arrange the trial class to see which suits your kid the best! Hope this helps!