Made available by Thirteen Ed Online Master Teachers, these lesson plans use internet as well as classroom resources. Some plans are designed for a single class period while others are for an entire unit. These plans give an overview with objectives for learning, procedures for teachers to put together the lessons, and student organizers to hand out during class. Topics covered include experiment design, weather, data gathering, biology, physics, deduction skills, evolution, global warming, plate tectonics, natural disasters, planets, volcanoes, and more.