'This series supports the National Curriculum and would be relevant in many areas if teachers wish to follow up with projects and discussions.' -- School Librarian, v. 48, no,.2, Summer 2000

Ian Graham: Ian Graham has written more than one hundred non-fiction books and numerous magazine articles on video, computers, electronics and communications. After taking a degree in applied physics and a post-graduate diploma in journalism at the City University, London, he worked for three years as an editor in consumer electronics magazines before turning freelance. His book 'How it works: Helicopters' received a commendation in that year's Science Book Prizes and he has also had books selected as 'Books for the Teen Age' by the US Library of Congress.