☄ THE CARTOGRAPHER’S CODE | Go Math Grade 4 | Multistep Equations | 4.OA.3Deep within the Great Library of Alexandria, a sealed chamber has been discovered. Ancient Phoenician merchants encrypted their trade route maps using multistep equations — and only an agent who understands the Order of Operations can crack the codes. This complete lesson bundle puts your students in the role of Temporal Agents of the Order of the Compass Rose and makes learning 4.OA.3 (multistep word problems) a mission t