Followup: I continued teaching my daughter fractions and decimals which had two consequences: she is now in the top maths group which is taught by a different teacher, but now she is the dumb kid in a group a smart kids.
The stunning scenery on Shengshan Island is the result of the houses and outbuildings being slowly consumed by nature. The seaside village now lies empty because it was more economical for the fishermen to move and work on the mainland where catch could easily be transported and sold.
The islands were once dotted with fishing villages, but many have since been abandoned. Gouqi Island is home to many of the best-preserved abandoned villages and some, such as this one, are slowly being reclaimed by nature.