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#1
Posted 20 June 2007 - 03:53 PM
#2
Posted 20 June 2007 - 05:15 PM
rookie1ja (site admin)
Optical Illusions
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#3
Posted 21 June 2007 - 01:56 AM
#4
Posted 21 June 2007 - 09:33 AM
rookie1ja (site admin)
Optical Illusions
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"To start: Press any key... Where's the 'any' key?" - Homer Simpson
#5
Posted 21 June 2007 - 10:01 AM
Thank you
#6
Posted 09 August 2007 - 06:51 PM
Sand-glass II. - Back to the Water and Weighing Puzzles
A teacher of mathematics used an unconventional method to measure time for a test lasting 15 minutes. He used just a sand-glass, which spills in 7 minutes and a second sand-glass, which spills in 11 minutes. During the whole time he turned sand-glasses only 3 times. Explain how the teacher measured 15 minutes.
Spoiler for Solution:
Sand-Glass II. - solution
When the test began, the teacher turned both 7min and 11min sand-glasses. After the 7min one spilt its last grain, he turned it upside down (the 11min one is still to spill sand for another 4 minutes). When the 11min sand-glass was spilt, he turned the 7min one upside down for the last time. And that’s it.
#7
Posted 11 August 2007 - 12:05 AM
#8
Posted 06 October 2007 - 08:57 AM
I really appreciate what you've put together and that there are no advertisements!
All the riddles are great for summer camp and I often show new optical illusions to my fellow art students. My only suggestion is that you organize the text a little better... maybe if you choose a certain general font???.... I like "Tahoma" myself, but anything easy to read would be a nice touch!
I would also set up the menu on the home page so that it appears on every page (including forums) and that you make a special colored or design backround - for a real "signature" look!
Tkz 4 good laughs, confused craniums, and fascinating concepts!!!
love always,
~Elli~
#9
Posted 06 October 2007 - 09:48 AM
To Admin:
I really appreciate what you've put together and that there are no advertisements!
All the riddles are great for summer camp and I often show new optical illusions to my fellow art students. My only suggestion is that you organize the text a little better... maybe if you choose a certain general font???.... I like "Tahoma" myself, but anything easy to read would be a nice touch!
I would also set up the menu on the home page so that it appears on every page (including forums) and that you make a special colored or design backround - for a real "signature" look!
Tkz 4 good laughs, confused craniums, and fascinating concepts!!!
love always,
~Elli~
thanks for the suggestions ...
re advertisements - I might test some ads in the future (just to see if it has more pros than cons)
re font - I think the current fonts are easy to read ... which part in particular was hard to read for you?
re left menu on forum - I thought about it when setting up this forum and decided not to include forum in the layout of other pages (there are several reasons for that) ... but if there is enough people would want that I might reconsider my opinion
re special background - send a link to phpbb css file that you like (that's where the look of this forum is defined) ... check http://www.phpbb.com/styles/db/
if you have any other comments, just let me know
rookie1ja (site admin)
Optical Illusions
Support BrainDen
"To start: Press any key... Where's the 'any' key?" - Homer Simpson
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