January 19 of the Mystery Year is the birthday of country music star Dolly Parton. Clues for finding the year involve unit rate, the triangle inequality, powers of 10, and order of operations. The problems connect to the work of Dolly Parton. An Extension makes connections among probability, odds, and "9 to 5."
Your PDF download includes:
- 1-page printable student puzzle
- 2-page digital version with horizontal layout and larger print
- 5 pages of Teacher Notes including step-by-step solutions, historical notes, and more