After studying/reviewing factors and multiples, assign this worksheet as an independent practice, group activity, or homework assignment. Students love to figure out the missing number. If they finish early, have them complete the included extra practice OR create their own WHO AM I? puzzles. Have fun and be sure to leave a review! Extra Practice is provided for early finishers. Topics include: Area and PerimeterFinding the sum, difference, product, and quotient of whole numbersLike this activi