Qué hacer cuando en la pantalla aparece the end

Describes the life and work of the scientist who was persecuted by the Inquisition for his views of the universe.

Explores Chinese culture from ancient times to the present, providing information about food, fashion, law, art, and religion.

Flag football is a fun sport that anyone can play. Read about flag football as you learn subtraction. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning subtraction easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section provides additional learning and practice opportunities. ...

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.