Braingle: 'Draw the Envelope' Brain Teaser

Draw the Envelope

Puzzle ID:	#29909
Fun:	(2.87)
Difficulty:	(1.78)
Category:	Other
Submitted By:	MarcM1098

Below is a drawing of an envelope with the flap open.
Grab your pencil and paper and try to draw it yourself.

Rules:
Don't lift your pencil off the paper; the line must be continuous.
Don't go over any part of the line twice.
Don't cross the line.

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Comments

vlerma Apr 20, 2006	Wow! Now I see why it was in transition. I thought I had it figured out until I saw your answer. Good Job Marc!
brainster Apr 20, 2006	Wow, really nice one! Have to think 'outside the envelope' so to say!
Sunrose Apr 20, 2006	Enjoyed this one. Amazing - Good Job
zonarita Apr 20, 2006	I like these kind of teasers. Super job figuring a way to show us how to do it.
TheEarthling Apr 20, 2006	Easy, and fun.
Rukia Apr 21, 2006	was it supposed to be done using ten lines? cuz you could do it another way using fewer lines
twixy Apr 24, 2006	I've seen this one before many times, so I got it right away. Still liked it, though.
fem81uk Apr 27, 2006	An old childhood one that i still have to think about!
lexymo Apr 28, 2006	Had fun with this one. However, Im still trying to draw it myslef!!!
swithie May 10, 2006	Is it just me or has everybody been forced to do this by some annoying class-mate at some point in their lives.
irar1792 May 11, 2006	i had a much easier way of doing it... with only 8 lines
calmsavior May 16, 2006	an absolute classic.
calmsavior May 16, 2006	and you can't have 8 lines...remember you can't cross OVER a line.
PunnettSwears Jun 10, 2006	I've done this countless times when I was young.
Punk_Rocker Jun 14, 2006	There's another way to do it without crossing the lines...You still use ten lines though.
JessicaLynn Jun 17, 2006	why can't you do this? .........2 ........2..3 .......2.....3 .....2.........3 ...2............3 ..2444444443 1..5..............6 1....5........7..6 1.....5.....7....6 1.......5..7.....6 1........75......6 1.....7....5.....6 1...7.........5..6 178888888885
MarcM1098 Jun 18, 2006	Because of rule #3: Don't cross the line. Your line 5 crosses line 7.
jlvsbeks Jun 22, 2006	i've seen it!
amn0856 Jun 28, 2006	there are so many ways of doing this, i also only used 8 lines it is much easier that way!
kistin14 Jul 04, 2006	Very easy. Oldest teaser.
(user deleted) Sep 03, 2006	i got one from a teacher like this, but it has four flaps, and u can cross lines...its like a box, with an X in it, and four flaps around it...i can't figure it out...andyone know what to do?
Lizzie713 Nov 25, 2006	Very easy I love it Although i have done it many times before Old one but a good one Thanks
Madelulabelle May 22, 2007	That's a really good teaser, it made me think a while before I clicked the answer button.