Some students figured out that the pattern was Pythagorean theorem, one group did just put them in order from least to greatest. It was a good activity I will have in class instead of homework next year.
Here is the link: (free) www.teacherspayteachers.com/Product/Factoring-Polynomial-Puzzle-543255
The other lesson was an Illuminations Polynomial Puzzler that had students practicing multiplication.
Here is the link: illuminations.nctm.org/Lesson.aspx?id=2938