Lesson length: 1-2 hoursGrade level: 6-8Students practice using the scientific method as they engineer methods to fix damaged mountain roads. Using engineering design thinking, students assess the problem(s), develop strategies for addressing them, budget for repairs, and create and test prototype solutions.This material is based upon work supported by the National Science Foundation under Grant No. 1657263. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

Interactive Google Slides - Drag and drop venn diagram activities that can also print off as worksheets. Includes Answer Keys!Venn Diagrams Included:Paleolithic v. Neolithic ErasEgypt v. MesopotamiaHinduism v. BuddhismAthens v. SpartaMayans, Incas, & Aztecs matching