unable to record pg educate app... which can be downloaded from https://www.physicsgalaxy.com/pgeducate i already downloaded one link is this... https://drive.google.com/file/d/0ByoclJXTqZshZ2JCc2RRN3BCbW8/view?pref=2&pli=1 after installing for log in details we can always create a free account ...