¡Sin resolver! Casos misteriosos

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.

Where is your brain exactly? What does it do? Use your brain to read this engaging, Spanish-translated title and learn all about it!

Learn the secrets to artful cupcakes, oven-fresh bread, and other delicious baked goods in this delightful nonfiction title. Readers will learn how mathematics helps bakers measure their ingredients to make tasteful treats. Featuring vibrant images and charts, informative text, and fun, intriguing facts, this Spanish-translated nonfiction book will leave children fascinated by all the details that go into baking their favorite treats--like doughnuts and cookies! This 6-Pack includes six copies of this title and a lesson plan.

Aircraft carriers are truly the fortresses of the sea! Students will get an inside–out view of these incredible floating cities, from how they are constructed to how they function as important parts of a country’s defense. Students also will learn about the various aircraft that are on board and the crew that keeps aircraft carriers in ship shape!

California is home to the largest school system in the country. Students will learn about the history of California’s schools and higher education system with this nonfiction text that builds students’ reading skills and social studies content knowledge. The intriguing primary source maps, letters, documents, and images provide authentic nonfiction reading materials and keep students interested in learning. Text features include a glossary, index, captions, sidebars, and table of contents. This book connects to California state studies standards and the NCSS/C3 Framework and features...

Escrito por una educadora profesional y su hija en un estilo reconfortante y acertado, ¿QuÉ pasa en mi cuerpo? El libro para muchachas brinda consejos sensatos y directos sobre los cambios de forma y tamaÑo por los que pasa el cuerpo, el estirÓn de crecimiento, el desarrollo de los senos, los Órganos reproductivos, el ciclo menstrual, los vellos corporales, la dieta y el ejercicio, las sentimientos romÁnticos y sexuales, y la pubertad en el sexo opuesto. TambiÉn incluye informaciÓn sobre la anorexia y bulimia, las enfermedades de transmisiÓn sexual, el sida y los mÉtodos...

Este libro extraordinario explora las similitudes entre los seres vivos que habitan nuestro planeta, las criaturas de los mitos y leyendas y los animales fantásticos de J.K. Rowling. El libro invita a toda la familia a descubrir los vínculos que existen entre las criaturas mágicas del universo de J.K. Rowling y los asombrosos animales que habitan la tierra, los mares y los cielos de nuestro planeta. A lo largo de sus páginas, didácticas y de gran belleza, se evoca la verdadera magia y majestuosidad de la naturaleza en todas sus formas. El interior está lleno de mapas antiguos, notas de...