General Puns:
* I'm so glad I have a pencil, it's really leading me in the right direction!
* I'm not sure what to do with this pencil, it's pointless!
* My pencil broke, but don't worry, I'm sure it will graphite back!
* I need to get a new pencil, this one is barely able to write.
* My pencil is so sharp, it's cutting edge!
* I'm always in the penumbra of my thoughts.
* I'm going to buy a new pencil, it's time I pen my thoughts down.
Specific Pun Types:
* Food Puns:
* I'm crayon for this pencil!
* This pencil is so sharp, it's cutting up the competition!
* I'm so hungry, I could eat a whole pencil!
* Animal Puns:
* I'm feeling a little pencil today.
* That pencil is so sharp, it's like a shark!
Bonus:
* "I'm so tired, I could use a pencil." (A play on the phrase "I'm so tired, I could sleep for a week.")
Let me know if you would like more punny pencil jokes! 😊