pack a box
A pack a box is a short sentence that uses all the letters in the alphabet, and it’s like the shortest brain teaser ever.
"I memorized the pack a box, and it was the shortest brain teaser ever.", A kid in class.
"That pack a box is shorter than my teacher’s patience.", A student during a test.
"I used the pack a box to trick my brother into doing my homework.", A kid being sneaky.