Looking for a fun interactive teaching idea for rounding numbers? Well bingo! Look no further as Rounding Numbers to the Nearest 10 and 100 Game Puzzles, for CCSS 3.NBT.1, will serve as an exciting lesson plan for 3rd grade elementary school classrooms. This is a great resource to incorporate into your unit as a guided math center rotation, review exercise, small group work, morning work, remediation, intervention or rti. It can also be used as a quiz, drill, test, or assessment tool to help det