The Pennsbury School District in Pennsylvania has created the motherlode of lesson plans and templates for busy educators. Hosted in an online, searchable database, there are more than 2,600 resources available for grades K-12 in a variety of subject areas. And each one features an already-created template or website or interactive to begin using immediately. Be sure to take a long look at what this school district has put together (and is constantly updating!) that will be fantastic for your learners.
TechNotes: 2,000+ LESSON PLAN TEMPLATES AND IDEAS FOR K12
Resource Link: https://blog.tcea.org/2000-lesson-plan-templates-and-ideas-for-k12/