How do planes stay in the air? What is vertical takeoff? How does a pilot control altitude in a hot-air balloon? Join the Stickmen to find out how mechanisms work. Get an insider's view of these airborne wonders!
Popular Science gives our readers the information and tools to improve their technology and their world. The core belief that Popular Science and our readers share: The future is going to be better, and science and technology are the driving forces that will help make it better.
Designed for readers from grade 6 and up, this lavishly illustrated set provides comprehensive coverage of the history of aviation, including space flight, as well as the science and technology on which it depends. Detailed A-Z entries trace the development of human flight from ancient myths and legends through today's space exploration, highlighting scientific discoveries and innovations that made aviation possible."IFlight and Motion" also celebrates the contributions and achievements of the pioneers and visionaries of air and space flight, from inventors and innovators to pilots, astronauts, and cosmonauts. Detailed illustrated diagrams give readers a general understanding of the mechanics of flight and of the physics and technology involved. The set also highlights key air and spacecrafts that have made a unique mark in the history of flight. It features more than 500 full-color and black-and-white photos and illustrations, and also includes a timeline, a listing of museums and exhibits, further reading lists, a comprehensive glossary, and general and subject indexes.
Presents a collection of essays from Scientific American on various technological advancements, including how close scientists are toward growing replacement organs, and how aeronautic engineers are redesigning aircraft based upon birds.
Find out about the technological breakthroughs and brilliant inventions that have shaped the modern world. Investigate the science behind everyday life - from cameras and computers to communication and transportation.
Success: Communicating in English, by Michael Walker, is a comprehensive, five-level ESOL program for young adult and adult learners. Features: *Textbooks capture student interest with superb visuals and contemporary content. *Bonus Practice Books offer more practice than ordinary textbooks--128 pages of conversations, vocabulary expansion, grammar reinforcement, critical thinking, and writing exercises. *Teacher Resource Books provide everything teachers need to successfully plan, present, and enrich every lesson. *Audio cassettes present every word in the textbooks, including delightful readings of the Bay City News. *Posters--22 x 34 replicas of unit openers put focus on vocabulary. The Success consists of a Basic Beginner level and levels 1-4.