These lessons consist of Lesson at a Glance, Key Concepts, Lesson Outcomes, Background, Teaching Suggestions, and Useful References. Lesson at a Glance is a brief summary of the lesson. Key Concepts are the main ideas described in the lesson. Lesson Outcomes are what a student will learn by completing the lesson.
Background is the background information on the specific topic.
In general, the background information is organized from simple and introductory to more complex and in greater detail. The depth at which a you delve into the information depends on the your experience, education level, and curiosity. After reading the Background, go to the Activities and Teaching Suggestions. They include activities and demonstrations that reinforce the content of the lesson. Some activities are accompanied by diagrams, which follows the text for that specific activity.