¡Sin resolver! Lugares 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 Spanish-translated book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, who works against it, and all other forces that contribute to a successful dive or climb. After reading this Spanish-translated book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther. This 6-Pack includes six...

Read Along or Enhanced eBook: Invite readers to see what goes on behind the scenes at a school carnival! With informational, Spanish-translated text, vibrant photos and helpful charts, children are engaged from cover to cover while utilizing mathematic skills to learn the basics of planning, income, estimates, and budgeting.

Ice cream is a solid. But when it melts, it becomes a liquid. Solids can change to liquids and back again by melting and freezing. Read this Spanish-translated book to learn what happens when heat and cold and solids meet.

Practice nonstandard measurement at the zoo! This exciting, Spanish-translated title encourages readers to practice measuring their favorite zoo animals, such as elephants, giraffes, pandas, and more. A gorilla weighs the same as three men! When a cheetah runs, its stride length is the length of three men! An elephant weighs the same as three pickup trucks! Vivid images, fun practice questions, early STEM themes, and helpful mathematical diagrams make nonstandard measurement entertaining and easy for children to understand.

Esta novela relata una historia real. Sucedió en 2011. La vivió Irina Lucidi. Esta novela aborda un dolor para el que muchos idiomas no tienen una palabra: «La palabra que falta. El progenitor que pierde a un hijo. No que lo mata: que lo pierde. ¿Cómo se llama, cómo se dice, quién es aquel a quien se le ha muerto un hijo? ¿Qué lugar ocupa en la historia? Falta la palabra, falta la palabra. Carencia, ausencia. ¿Quién la ha borrado?, ¿cuándo?, del diccionario italiano, francés, alemán, español, inglés. Y, además, ¿por qué?» Irina es una mujer de padre italiano y madre...

Todos tienen un final, causado por sus propios comportamientos, sus propios hábitos. Alexis dañará a muchos que no conoce, Camila a su familia, Agnes no quiere ser controlada, pero ¿cómo demuestra que merece ser libre? Mateo morirá con toda su vida siendo sueños, mientras que Fernando lo hará con todo lo que conoce siendo trabajo. El camino al cambio está ahí, no es fácil, algunos no sobrevivirán, pero, si lo toman, podrían cambiar su final. Solo necesitan comenzar.

Farmers use tractors to plow their fields. Tractors are also used on construction sites. The biggest tractors are as wide as a road. Learn more about these machines in Tractors, an AV2 media enhanced book