Ingeniería asombrosa: Juguetes: Partición de figuras

Narwhals are often called the "unicorns of the sea." But these fascinating creatures are members of the whale family. Read all about narwhals as you practice addition. 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 addition 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...

Beginning readers will enjoy learning decomposing numbers 11-19 with this brightly illustrated Spanish book. With vibrant images and easy-to-read text, this full-color text uses a real-world example of riding the bus to teach math concepts in an everyday setting. Students will develop their math and reading skills and be introduced to early STEM themes as they count the passengers getting on and off the bus. The Math Talk section includes questions that will increase understanding of basic math and reading concepts and develop students' speaking and listening skills. Learning math is fun and...

In Zoe's and Joey's family, their dad's famous chocolate chip cookies are a family tradition. But when they try to stock up on chocolate chips, they're shocked to discover no chocolate on the shelves. What has happened to all the chocolate? And will the family adapt be able to adapt to a world without chocolate? With full-color illustrations and a short chapter format, this 32-page hi-lo book will capture the interest of reluctant readers who enjoy realistic fiction stories with elements of dystopia and science.

La adolescencia femenina transforma el cuerpo por completo y forma a la futura mujer física y psicológicamente. Es una etapa difícil en la que las chicas tienen cambios de humor, miedo y en ocasiones hasta vergüenza. Sin tabúes, este libro habla claro sobre la menstruación, la virginidad, el sexo y el amor, orientando esta hermosa etapa de la vida hacia el crecimiento personal responsable.

Describes how the rig was built, how it stands out in the water, and how much drilling it does in a day.

¿Qué pasó con la promesa de que la educación superior aseguraría nuestro futuro? En este esclarecedor libro, el antropólogo y doctor en Teoría Política Pablo Ortúzar desentraña la cruda realidad de la inflación de los títulos universitarios en Chile, un fenómeno que ha dejado a muchas personas desilusionadas y desencantadas. A través de un despliegue de cifras y datos impactantes, Sueños de cartón narra la historia de una progresiva devaluación de los certificados de educación universitaria, una degradación que se ha entrelazado con las abrumadoras deudas contraídas para...

The plot of The Empty Region takes the reader from the military camps of holy warriors in Pakistan, to the security corridors of the CIA and the FBI. It’s a fascinating puzzle inhabited by historical characters, including Osama bin Laden and George W. Bush, as well as officials aware of the tragedy´s secrets. Szichman leads us along the terminals where the air pirates of al-Qaida consummated their tragic ritual, makes us travel on the airplanes, turned into guided missiles, and recreates the 102 minutes when the burning towers of the World Trade Center became hell on earth. Although...