Not enough ratings
Classic Brain Teaser #1
Rate  
Favorite
Favorited
Unfavorite
File Size:
Posted:
6.520 MB
Jul 19, 2012 @ 6:09pm
1 change note ( view )

Subscribe to download Classic Brain Teaser #1

Subscribed
Unsubscribe
Description
Before there was Portal, before there was the Internet, even before there were computers, there was this classic brain teaser: Draw 9 dots in a 3 X 3 square grid, then connect them all with 4 straight lines without lifting your pencil. Can you do it?