Getting a error message that this page is not working - appinventor.mit.edu didn't send any data. ERR_EMPTY_RESPONSE
PDFs not working:
appinventor.mit.edu/explore/sites/all/files/hourofcode/TalkToMePart1
appinventor.mit.edu/explore/sites/all/files/hourofcode/TalkToMePart2
appinventor.mit.edu/explore/sites/all/files/hourofcode/BallBounceTutorial
/appinventor.mit.edu/explore/sites/all/files/hourofcode/DigitalDoodle
Tutorials not loading left sidebar properly:
Hour of Code
Ball Bounce
Digital Doodle