Great hands on, problem based math lesson! This tiered lesson provides differentiated learning activities for students at three different levels of readiness- excellent for reaching learners at all different levels of ability. Students utilize measurement and problem solving skills to create solutions to mazes and display their solutions using line plots. Includes pre and post assessments, three levels of mazes, and lesson instructions. Levels 2 and 3 enrich and extend learning. Smart board demonstration file for classroom instruction available separately.