Merge pull request #36 from LI-HE/master

solved the problem of dragging to the bottom can not be processed without going through others
Merge pull request #1 from ChrisBoesch/master

update 05/06
Merge pull request #11 from ChrisBoesch/master

updating my repo..
resolved practice page default selection again
link practice page to Drag n Drop Game
Revert "link practice page to Drag n Drop Game"

This reverts commit a301842c880c00b49c50d7d6dd876e373edccada.
Merge pull request #12 from ChrisBoesch/master

updating my repo..
change back with minor bug
Merge pull request #13 from ChrisBoesch/master

updating my repo..
Merge pull request #2 from ChrisBoesch/master

update 07/06
replaced clapper on storyboard
added path name under image
Home page- rectified issue on overlap of video & text
replaced clapper on storyboard
added path name under image
Home page- rectified issue on overlap of video & text
rectified issue on overlap of question & navbar on 11"
Merge pull request #37 from Arathi298/master

update cosmetic changes
Merge pull request #14 from ChrisBoesch/master

updating my repo..
Merge pull request #6 from ChrisBoesch/master

update