http://www.phy.ntnu.edu.tw/demolab/everydayPhysics/
https://sites.google.com/site/phyelearning/
https://www.phy.cuhk.edu.hk/phyworld/main.html
https://334.edb.hkedcity.net/new/doc/chi/curriculum2015/Phy_CAGuide_e_2015.pdf
https://phet.colorado.edu/zh_TW/simulations/category/physics