Our World is a six-level primary series in American English that uses fun and fascinating National Geographic content, with stunning images and video, to give young learners the essential English language, skills, and knowledge they need to understand their world.

Essential Grammar in Use 3 edition

Essential English Grammar in Use 3ed, by Raymond Murphy

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1800 TOEFL Essential Vocabulary A list of 1800 essential words with definitions and examples, using frequent TOEFL topic categories, is presented for ESL students preparing to take the TOEFL. Students are likely to think that the more words they know, the better grades they earn. Meanwhile, it is impossible to know all the words presented in real TOEFL because they do not have enough time to prepare the test as well as enough skills to solve the questions perfectly.

Spy Secrets That Can Save Your Life: A Former CIA Officer Reveals Safety and Survival Techniques to Keep You and Your Family Protected

When Jason Hanson joined the CIA in 2003, he never imagined that the same tactics he used as a CIA officer for counter intelligence, surveillance, and protecting agency personnel would prove to be essential in every day civilian life.

Essential Natural Science is a secondary school course that teaches Natural Science though the medium of English. Topics such as: The Earth's Atmosphere, Atoms and Elements, The Universe and Vertebrates are presented in clear and easy to understand language which enables students to grasp key points. Research tasks and stimulating activities help learners develop valuable skills and reflect on their learning process.
Contains clear simple presentations of key concepts.
Includes a wide variety of activities including research and hands-on experiments.
Provides full language support through special sections and glossary.