![DOT PUZZLE ( CONNECT ALL THE DOTS WITHOUT LIFTING THE PEN AND WITH ONLY FOUR STRAIGHT LINES WITHOUT ANY OVERLAP ) DOT PUZZLE ( CONNECT ALL THE DOTS WITHOUT LIFTING THE PEN AND WITH ONLY FOUR STRAIGHT LINES WITHOUT ANY OVERLAP )](https://1.bp.blogspot.com/-N4Lc57mTyFw/Wb5LjvbbQcI/AAAAAAAAA5g/aa1nxnNsQ_c22W6NMs-ULInsq2zVmSbMACLcBGAs/s1600/hhhhhhhhhh.jpg)
DOT PUZZLE ( CONNECT ALL THE DOTS WITHOUT LIFTING THE PEN AND WITH ONLY FOUR STRAIGHT LINES WITHOUT ANY OVERLAP )
![Nalin on Twitter: "Love the 9 dot puzzle. Are there any other puzzles like this one @mathsjem ? https://t.co/4K2i16Qkef" / Twitter Nalin on Twitter: "Love the 9 dot puzzle. Are there any other puzzles like this one @mathsjem ? https://t.co/4K2i16Qkef" / Twitter](https://pbs.twimg.com/media/E09UozrWEAIBgUd.jpg)
Nalin on Twitter: "Love the 9 dot puzzle. Are there any other puzzles like this one @mathsjem ? https://t.co/4K2i16Qkef" / Twitter
The nine-dot puzzle. The task consists of connecting all 9 dots with... | Download Scientific Diagram
![recreational mathematics - How to prove the number of solutions to nine dots puzzle - Mathematics Stack Exchange recreational mathematics - How to prove the number of solutions to nine dots puzzle - Mathematics Stack Exchange](https://i.stack.imgur.com/9i9bO.png)