Escape Challenge 2014

[old biker]

Assume that one day you went to the house of your friend due to vaccation, you guys planned to play some interesting game. You guys chosen to escape from the challenging room, your friend escaped soon. Now its your turn to take that challenge. Click on the objects to interact and solve puzzles. Let us see how fast you are!!.

Good luck

play

Please use spoilers for hints and walkthroughs:
[spoiler=Title Here]Enter text here...[/spoiler]

Please do not post a video walkthrough for 7 days.

[Kzin]

Aeh the math symbol puzzle made no real sense