This foldable is perfect to teach students how to determine if a relation is a function. You could use this as an introductory lesson, or as an extension lesson for early finishers to create on their own. The foldable has space for the definition of a function on the front, then room inside for a description of how to identify functions from graphs, tables, mappings, and ordered pairs. There is a blank graph, table, and mapping to make creating the examples easier. This product includes: ●