Each title methodically explains the tough problems faced by our planet, plus solutions large and small. Each softcover book has 64 pages and contains hundreds of colourful photographs, illustrations, charts, graphs, index, glossary, and Facts and figures section. The Teachers guide contains multiple components. It includes three lesson plans, each divided into sections: vocabulary, preview, reading the text, discussing the meaning, word work, extending the meaning, and critiquing. The Teachers guide also contains 10 worksheets (2 vocabulary, 1 writing, 2 review and 5 activity sheets) for each title. Features: scientific terms are defined in context; artwork that grabs the readers attention and assists comprehension; teachers guide with reproducible activities; glossary that defines difficult terms; did you know sections that contain interesting facts; end of book Facts and figures section that summarizes critical information; and, index that takes pupils directly to topics of interest.