Fantastic resource for transitional words and phrases for OPINION WRITING and persuasive writing.
Freebie: Opening & Closing Ideas for Writing this would've been so helpful in school!
Words commonly used for describing sounds - Writing tips
Narrative Writing BME Anchor Chart for primary narrative
Pixar's 22 rules of Storytelling-- This is a cool list of story telling rules. You would think the wonderful writer's from Pixar would know a trick or two about how to write an entertaining story.