6x Fully Cohesive Products for an Extended Substitute Lesson Plan ( Made for a 75-90 minute class period) on the Aircraft Design Lesson of High School Aerospace Science. See Thumbnails for more details. Simply purchase, download and copy! This Compete Substitute Lesson Plan Includes:Substitute Lesson Plan (With substitute instructions, Bell Ringer Question, and incorporation of included resources)2x Lesson Related Reading WorksheetsVocabulary Word List (20 Words)Fill in the Blank Sentence Worksh