>>
Flash - Action | Adventure | Defense | Puzzle | Shooting | Skill | Strategy | Gadget
PC - Free to Play | Action | Adventure | Strategy | RPG | Indie | Massively Multiplayer | Casual | Family | Simulation | Racing
ahkong.net on Facebook

Portal: The Flash Version Guide – Level 20

15 Dec 2007 | Flash, Portal: The Flash Version | 
Post Views: 14,767
29 comments
advertisements

Portal: The Flash Version Guide
Tutorial : How to beat Portal: The Flash Version – Level 20
________________________________________________________________________________

Sometimes, some of these big red buttons must remain pressed down for a door to remain opened. Otherwise the door just closes down if the buttons are not pressed down. ________________________________________________________________________________

Easy level, let’s get on with the next level. ________________________________________________________________________________

Portal: The Flash Version Guide
Tutorial : How to beat Portal: The Flash Version – Level 01
Tutorial : How to beat Portal: The Flash Version – Level 02
Tutorial : How to beat Portal: The Flash Version – Level 03
Tutorial : How to beat Portal: The Flash Version – Level 04
Tutorial : How to beat Portal: The Flash Version – Level 05
Tutorial : How to beat Portal: The Flash Version – Level 06
Tutorial : How to beat Portal: The Flash Version – Level 07
Tutorial : How to beat Portal: The Flash Version – Level 08
Tutorial : How to beat Portal: The Flash Version – Level 09
Tutorial : How to beat Portal: The Flash Version – Level 10
Tutorial : How to beat Portal: The Flash Version – Level 11
Tutorial : How to beat Portal: The Flash Version – Level 12
Tutorial : How to beat Portal: The Flash Version – Level 13
Tutorial : How to beat Portal: The Flash Version – Level 14
Tutorial : How to beat Portal: The Flash Version – Level 15
Tutorial : How to beat Portal: The Flash Version – Level 16
Tutorial : How to beat Portal: The Flash Version – Level 17
Tutorial : How to beat Portal: The Flash Version – Level 18
Tutorial : How to beat Portal: The Flash Version – Level 19
Tutorial : How to beat Portal: The Flash Version – Level 20
Tutorial : How to beat Portal: The Flash Version – Level 21
Tutorial : How to beat Portal: The Flash Version – Level 22
Tutorial : How to beat Portal: The Flash Version – Level 23
Tutorial : How to beat Portal: The Flash Version – Level 24
Tutorial : How to beat Portal: The Flash Version – Level 25
Tutorial : How to beat Portal: The Flash Version – Level 26
Tutorial : How to beat Portal: The Flash Version – Level 27
Tutorial : How to beat Portal: The Flash Version – Level 28
Tutorial : How to beat Portal: The Flash Version – Level 29
Tutorial : How to beat Portal: The Flash Version – Level 30
Tutorial : How to beat Portal: The Flash Version – Level 31
Tutorial : How to beat Portal: The Flash Version – Level 32
Tutorial : How to beat Portal: The Flash Version – Level 33
Tutorial : How to beat Portal: The Flash Version – Level 34
Tutorial : How to beat Portal: The Flash Version – Level 35
Tutorial : How to beat Portal: The Flash Version – Level 36
Tutorial : How to beat Portal: The Flash Version – Level 37
Tutorial : How to beat Portal: The Flash Version – Level 38
Tutorial : How to beat Portal: The Flash Version – Level 39
Tutorial : How to beat Portal: The Flash Version – Level 40

Portal: The Flash version First Impressions
http://ahkong.net/fun-with-portal-the-flash-version/

Portal: The Flash Version Solution Guide Download
http://ahkong.net/portal-the-flash-version-solution-guide-download/

Deimos’s Thoughts
A level which further elaborates on the concept of step-able-buttons-that-activates-certain-thingies in Portal: The Flash Version.

Deimos Asks
Any questions?

Please do not hesitate to ask Deimos.

More from my site


More from my site

29 Comments

RSS | Trackback | Join in the discussion!
    comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  1. 15th December 2007 
    12:07 pm         
    Portal: The Flash Version Guide - Level 21 | ahkong.net
    said the following:

    […] Portal: The Flash Version Guide Tutorial : How to beat Portal: The Flash Version – Level 01 Tutorial : How to beat Portal: The Flash Version – Level 02 Tutorial : How to beat Portal: The Flash Version – Level 03 Tutorial : How to beat Portal: The Flash Version – Level 04 Tutorial : How to beat Portal: The Flash Version – Level 05 Tutorial : How to beat Portal: The Flash Version – Level 06 Tutorial : How to beat Portal: The Flash Version – Level 07 Tutorial : How to beat Portal: The Flash Version – Level 08 Tutorial : How to beat Portal: The Flash Version – Level 09 Tutorial : How to beat Portal: The Flash Version – Level 10 Tutorial : How to beat Portal: The Flash Version – Level 11 Tutorial : How to beat Portal: The Flash Version – Level 12 Tutorial : How to beat Portal: The Flash Version – Level 13 Tutorial : How to beat Portal: The Flash Version – Level 14 Tutorial : How to beat Portal: The Flash Version – Level 15 Tutorial : How to beat Portal: The Flash Version – Level 16 Tutorial : How to beat Portal: The Flash Version – Level 17 Tutorial : How to beat Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 […]

    2. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  2. 15th December 2007 
    1:59 pm         
    Portal: The Flash Version Guide - Level 22 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level […]

    3. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  3. 15th December 2007 
    4:13 pm         
    Portal: The Flash Version Guide - Level 23 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    4. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  4. 15th December 2007 
    6:52 pm         
    Portal: The Flash Version Guide - Level 25 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    5. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  5. 15th December 2007 
    7:07 pm         
    Portal: The Flash Version Guide - Level 26 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    6. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  6. 16th December 2007 
    7:17 am         
    Portal: The Flash Version Guide - Level 27 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    7. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  7. 16th December 2007 
    7:59 am         
    Portal: The Flash Version Guide - Level 28 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    8. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  8. 18th December 2007 
    6:57 am         
    Portal: The Flash Version Guide - Level 29 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    9. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  9. 20th December 2007 
    6:03 am         
    Portal: The Flash Version Guide - Level 32 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    10. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  10. 21st December 2007 
    5:58 am         
    Portal: The Flash Version Guide - Level 33 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    11. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  11. 22nd December 2007 
    3:09 pm         
    Portal: The Flash Version Guide - Level 34 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    12. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  12. 23rd December 2007 
    6:36 am         
    Portal: The Flash Version Guide - Level 35 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    13. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  13. 24th December 2007 
    7:18 am         
    Portal: The Flash Version Guide - Level 37 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    14. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  14. 25th December 2007 
    4:43 pm         
    Portal: The Flash Version Guide - Level 01 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    15. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  15. 25th December 2007 
    4:50 pm         
    Portal: The Flash Version Guide - Level 05 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    16. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  16. 25th December 2007 
    9:11 pm         
    Portal: The Flash Version Guide - Level 10 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    17. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  17. 25th December 2007 
    9:17 pm         
    Portal: The Flash Version Guide - Level 13 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    18. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  18. 25th December 2007 
    9:17 pm         
    Portal: The Flash Version Guide - Level 14 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    19. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  19. 27th December 2007 
    5:50 am         
    Portal: The Flash Version Guide - Level 31 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    20. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  20. 5th January 2008 
    6:59 am         
    Portal: The Flash Version Solution Guide Download | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    21. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  21. 22nd January 2008 
    6:24 am         
    Portal: The Flash Version Guide - Level 39 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    22. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  22. 22nd January 2008 
    6:38 am         
    Portal: The Flash Version Guide - Level 36 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    23. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  23. 26th January 2008 
    5:17 am         
    Portal: The Flash Version Guide - Level 18 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    24. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  24. 26th January 2008 
    5:40 am         
    Portal: The Flash Version Guide - Level 15 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    25. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  25. 26th January 2008 
    6:54 am         
    Portal: The Flash Version Guide - Level 11 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    26. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  26. 26th January 2008 
    7:21 am         
    Portal: The Flash Version Guide - Level 09 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    27. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  27. 26th January 2008 
    8:00 am         
    Portal: The Flash Version Guide - Level 07 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    28. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  28. 26th January 2008 
    8:10 am         
    Portal: The Flash Version Guide - Level 06 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]

    29. comment_type != "trackback" && $comment->comment_type != "pingback" && !ereg("", $comment->comment_content) && !ereg("", $comment->comment_content)) { ?>
  29. 5th June 2008 
    4:21 pm         
    Portal: The Flash Version Guide - Level 02 | ahkong.net
    said the following:

    […] Portal: The Flash Version – Level 18 Tutorial : How to beat Portal: The Flash Version – Level 19 Tutorial : How to beat Portal: The Flash Version – Level 20 Tutorial : How to beat Portal: The Flash Version – Level 21 Tutorial : How to beat Portal: The […]