Experimentos sencillos sobre el tiempo

Learn how ornithologists are using modern technology to help migratory birds. Created in collaboration with the Smithsonian Institution, this Spanish Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, this Spanish book features a hands-on STEAM challenge that is perfect for use in a makerspace and teaches students every step of the engineering design process. Make STEAM career connections with career advice from actual Smithsonian employees working in STEAM fields. Discover...

"Bienaventurados aquellos que profanan porque de ellos será el Reino de las Tinieblas. Bienaventurado aquel que repudia a dios porque de él serán los secretos del lado oscuro." No todo festival se desarrolla con ánimo festivo, ni toda blasfemia se pronuncia en vano. A esto viene el Festival de la blasfemia. Quien tenga las agallas para transitar esta historia inquietante, que tome este libro. Quien no tema las remembranzas de imágenes escamosas, que lea estas páginas. Quien se atreva a atesorar esta obra en su biblioteca, que no se pierda la opera prima de terror de Dross Rotzank.

Animals sing or talk to communicate. They make noise for different reasons. Find out why some animals make certain noises. Paired to the fiction title So Many Classes.

Many people know that some Native American tribes are matrilineal. That means that historically, women had power in governance and some control in her home life. For the European patriarchs that came to North America, that was quite a shock! Through short, surprising, and often amusing facts, readers learn the role of Native American women in their tribes. Including tribes from across North America, the main content emphasizes their daily lives, clothing, and marriage customs, and introduces important female figures in history. A colorful layout and full-color photographs showcase the power...