January 15 of the Mystery Year is the birthday of Martin Luther King. Math clues for finding the year require students to graph ordered pairs in four quadrants and perform all four operations with integers. The letters formed by the graph, when unscrambled, spell out a word quite relevant to Dr. King.
Your PDF download includes:
- 2-page printable student puzzle with coordinate graphing activity
- 3-page digital version with horizontal layout and larger print
- 4 pages of Teacher Notes including step-by-step solutions, historical notes, and more