Mechanics of Flight is an ideal introduction to the principles of flight. The eleventh edition has been completely reset and the text updated to conform to current teaching practices and technical knowledge. Written in a clear jargon-free style, the book contains simple numerical examples which are suitable for students up to HND level and for first year degree students.

Complete CAE Workbook with answers with Audio CD:
contains 14 topic-based units for homework and self-study, each unit providing full exam
practice in one part of the CAE Reading Paper or in two parts of the CAE Use of English Paper
includes an audio CD containing all the listening material for the Workbook
contains an answer key and annotated recording scripts.

!!!I do really advise it for listening in each unit!!!

Audio and CD-ROM added Thanks to dumon!

Songs and Chants contains 50  songs and chants that allow students to practice English in a fun and meaningful way.

 Free Audio CD contains all songs and chants, as well as karaoke versions

TPR/pantomime actions for songs and chants with illustrated instructions

Piano scores and guitar chords are provided for each song

All songs and chants taken from the six levels of Gogo Loves English New Edition

Level:   Elementary Grade 1-6
 Language: American English

An audio course for elementary and pre-intermediate users. Focuses on comprehension of every-day spoken English. Contains 26 lessons.

For the speakers of Polish.

A set of 40 lessons of slang expressions for the speakers of Polish. Level pre-intermediate and intermediate. Contains explanatory notes, tapescripts, and audio files.