Students have fun solving these puzzles which I have extended to include integers, algebraic monomial, polynomial, and exponent operations and a connection to factoring. A magic X in the interior of the diamond separates it into 4 cells for two numbers, their sum, and their product Given any two, find the other two. The packet contains 12 pages: 3 student worksheets with 49 numerical diamonds, 25 factoring diamonds, 21 algebraic diamonds, 2 teacher demonstration/whole class worksheets, 5 ans