Delightful child-sized books are perfect for sharing.

Why do things float? What happens to the food you eat? Why is it warm in summer? Find out in this lively book. Simple text, amazing photographs and illustrations, fun science activities and links to exciting recommended Web sites introduce young readers to the wonders of science.

A comprehensive science reference book covering key topics from gravity, flight and floating to genes and DNA, with clearly written explanations and superb photographs and illustrations. QR codes for each topic provide instant access via a mobile phone or tablet to over 180 video clips of experiments, animals in their habitats and animated lessons that enhance the information in the book. Includes links to an additional 1000 recommended websites for further study and homework help via the Usborne Quicklinks website. With a glossary of 1,500 scientific terms, as well as key dates and biographies of scientists and inventors, and 140 simple experiments for children to try at home. An exciting reference book that will stimulate children's curiosity and inspire the scientists of the future.

Over 1500 illustrations, projects, experiments and activities, clear scientific explanations in simple language.

This installment covers books published mainly since 1989. Citations are grouped by subject within sections according to country, from Argentina to Venezuela. The author has rated each entry as to artistic and literary appeal, and provides general grade level, ISBN and price. Appendices include contact data for book dealers in Spanish-speaking countries and the US. Annotation copyright by Book News, Inc., Portland, OR