ls includes materials for 8 hands-on projects plus an access code to a web-based book. The book runs in all browsers on all devices. It requires no special software. Just access and go. Web-based books are a new! Unlike the limited options provided with pdf readers or ebooks, this 70 page web-based book includes embedded videos -- informative, outrageous, profound! It includes the game Twenty Questions, with the AI-based avatar Electra, a match game with animal footprints and other interactive explorations.