A Taxing Puzzle or Problem
This page is the CodyCross answer for the clue below from Working From Home, Group 1239, Puzzle 2 (Team Building).
Question is: A Taxing Puzzle or Problem
and the answer is: CONUNDRUM
Word Meaning:
CONUNDRUM — A difficult question or riddle, especially one using a play on words in the answer.
Definitions from Wiktionary.