A writing frame is similar to a writing prompt although it is usually several pick and choose pages with a similar theme. Options may include wider lines, more drawing space, and so on for differentiation in writing class. They are both narrative and expository on this blog.
Mystery Writing Generic ISNs for Grades 2 and 3 This post has a link to a free product on Teachers Pay Teachers to help inspire students to plan and write mystery stories. Interactive notebook pages include ones for characters, settings, sequencing events, and clues. Rubrics for the teacher and student