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Blended learning is combining the best of face to face and Web-based technology (e.g., online discussions, self-paced instruction, collaborative learning, streaming video, audio, and text) to accomplish an educational goal.
Human Physiology explains, system by system, the workings of your body. It is intended as an understandable undergraduate-level guide to how the body systems function at a cellular level and how they work together to maintain a favorable environment for your cells. You and your class are invited to use and improve this book!
UK Constitution and Government is the perfect introduction for high school lessons on UK government. It is also a quick guide for people of other nations to get some insight into the arcane governance of the UK with its powerless head of state and all powerful House of Commons.