El Cielo, Las Estrellas y La Noche / The Sky, the Stars, and the Night

An introduction to the night sky, describing major constellations and the planets of the solar system.

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.

La familia no puede reducirse a un "tema", una "cuestión", o una "moda". Influye en todas las realidades humanas primarias como el trabajo, educación, sanidad, alimentación, sexo, etc. Y es transversal a multitud de aspectos de la vivencia humana: las religiones, las ciencias, la política, la economía, la sociedad... Por todo ello, se afirma en verdad que la familia es la célula básica de la sociedad. Pero, como ha escrito el Papa Francisco, "la familia atraviesa una crisis cultural profunda" y el matrimonio "tiende a ser visto como una mera forma de gratificación afectiva que puede...

Most young astronomers know that Earth is located in the Milky Way galaxy, but they might not know what that means or what lies beyond. Understanding our galaxy and others will help them comprehend more about how the universe works. Your readers will discover many amazing and memorable facts about galaxies, including their differing shapes, numbers of stars, and constant movement. They'll especially love the mind-boggling images of the depths of space.

Where did the sunflower come from? How does it grow so tall? How can its thin stalk support such a large and heavy head? These and many other questions are answered in this dazzling book. Using lushly detailed illustrations and photographs, the book takes us inside the sunflower to examine its stem, root system, leaves, and flowering heads, proving an understanding of this unique plant's structure, growth, flowering, reproduction, and cultivation.