This geometry vocabulary game is a fun interactive teaching idea for lines and angles? Geometry Vocabulary for Points, Lines, Line Segments, Rays and Angles Puzzles, for CCSS 4.G.1, will serve as an exciting lesson plan for 4th grade elementary school classrooms. This is a great geometry vocabulary resource to incorporate into your unit as a guided math center rotation, review game exercise, small group work, morning work, remediation, intervention or rti. It can also be used as a quiz, drill, t