There are several synonyms for the phrase "step by step diagrams" that are commonly used in instructional materials and educational settings. Some of these synonyms include "process charts," "sequential flowcharts," "procedural diagrams," and "visual workflows." These terms all refer to diagrams or visuals that illustrate a series of steps or actions that need to be taken to accomplish a task or complete a process. These visuals can be beneficial for learners as they provide a clear and concise representation of complex information. Whether you refer to them as "step by step diagrams" or one of its synonyms, these visuals can be a valuable tool for educators and learners alike.