[ ] When in a lesson, user needs an obvious way to get "home"
[ ] We could expose the top bar all the time
[ ] Could consider bottom tool bar, there will be more thing related to Path To Siva: A game; "kids" version, review questions. Put Home/Portal button on the bottom. Glocal tree nav at the top left
[ ] The vertical caption link is missing.
[ ] The geometry for caption link is off. as some picture have a different heigth