It was never just an innocent treat; sugar has had an effect on everything from our bodies to our economies to our cultures. This reader explores our obsession with sugar. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

You are alone and lost in the wilderness, and you need to survive. Get tips on how to stay warm, find food, and stay alive! Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Living off the sea has shaped the lives and professions of the Japanese people. Come explore the traditions and the changing world of ama divers, tuna fishermen, sushi knife makers, and sushi chefs. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Cambridge Discovery Education Interactive Readers are the next generation of graded readers — captivating topics, high-impact video, and interactive exercises designed to motivate and engage. Animals find many interesting and efficient ways of moving. This reader discusses how the creatures of our planet navigate the water, land, and air in unexpected and unique ways. Use the unique code inside the book to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Cambridge Discovery Education Interactive Readers are the next generation of graded readers — captivating topics, high-impact video, and interactive exercises designed to motivate and engage. A triathlon is one of the most demanding races a person can undertake. This reader explores some of the most famous and extreme triathlons around the world, including the Ironman and the Ultraman, along with some amazing competitors. Use the unique code inside the book to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Touchstone Second Edition is an innovative four-level American English course for adults and young adults, taking students from beginning (A1) to intermediate (B2) level. Touchstone uses a corpus-informed syllabus ensuring students are learning the language that people really use. Activities include a strong focus on inductive learning, personalized practice, and encouraging learner autonomy. Each Student's Book contains approximately 90 hours of material across 12 topic-based units — with additional grammar and pronunciation practice added for the Second Edition. Student's Book, Level 1 is at the beginning CEFR level (A1).

Touchstone Second Edition is an innovative four-level American English course for adults and young adults, taking students from beginning (A1) to intermediate (B2) level. Touchstone uses a corpus-informed syllabus ensuring students are learning the language that people really use. Activities include a strong focus on inductive learning, personalized practice, and encouraging learner autonomy. Each Student's Book contains approximately 90 hours of material across 12 topic-based units — with additional grammar and pronunciation practice added for the Second Edition. Student's Book, Level 2 is at the high beginning CEFR level (A1-A2).

Touchstone Second Edition is an innovative four-level American English course for adults and young adults, taking students from beginning (A1) to intermediate (B2) level. Touchstone uses a corpus-informed syllabus ensuring students are learning the language that people really use. Activities include a strong focus on inductive learning, personalized practice, and encouraging learner autonomy. Each Student's Book contains approximately 90 hours of material across 12 topic-based units — with additional grammar and pronunciation practice added for the Second Edition. Student's Book, Level 3 is at the low intermediate CEFR level (A2-B1).

Touchstone Second Edition is an innovative four-level American English course for adults and young adults, taking students from beginning (A1) to intermediate (B2) level. Touchstone uses a corpus-informed syllabus ensuring students are learning the language that people really use. Activities include a strong focus on inductive learning, personalized practice, and encouraging learner autonomy. Each Student's Book contains approximately 90 hours of material across 12 topic-based units — with additional grammar and pronunciation practice added for the Second Edition. Student's Book, Level 4 is at the intermediate CEFR level (B1-B2).

Mummies, coffins, tombs, elaborate funerals with fireworks... explore the many ways people deal with death. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Sitting in traffic, finding a parking spot, paying for a parking spot ...is it worth it? Traffic is a big problem in our cities. Can you think of some solutions? Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

When five friends set out to enjoy a carefree skiing trip over New Year's weekend, tragedy was the last thing on their minds. Despite being avid and experienced outdoorsmen, they are no match for Mother Nature. This reader tells the story of young people coping with tragedy and finding redemption.

This reader tells the story of Aron Ralston, who cut off his own arm to save his life after it was pinned under a boulder. This heroic and inspiring story invites students to consider what they would do in a similar situation. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Is a tomato actually red? Should you wear white on your wedding day in China? Explore how we see colors, how colors make us feel, and what colors mean in our cultures and celebrations. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Why have these slow, half-shelled creatures fascinated so many cultures around the world? Discover things you never knew about the history of the turtle. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Humans have never been content to just stay on the ground. Learn about the history of flight from the early planes of the Wright Brothers to the thrilling sport of BASE jumping. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Venice is one of the most romantic and storied cities in the entire world. Now a popular tourist destination, Venice isn't just about winding canals and gondoliers. This reader examines not only Venice's long and fascinating history, but also its controversial present day.

Water has powered industry for ages, helping to drive industrial growth. However, the awesome power of water can have some very negative consequences. Floods, tsunamis, and erosion all threaten our partnership with water. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Water is one of the most essential ingredients for life on Earth. This reader looks at water in all its forms — in the air, on the ground, in the oceans, in our pipes — and explains how water keeps our lives moving. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!

Penguins that exchange wedding rings? A fish that doesn't swim? Learn all about the bizarre and unexpected behavior of animals from around the world. Use your unique code to access the online reader, complete with videos and interactive exercises. Plus, download a free e-book version of the reader!