Aviones y otras aeronaves

Quinto título de la colección "Enigmas". ¡Nuevos enigmas para resolver! Pon a prueba tu capacidad para resolver misterios, esta vez con 25 enigmas de la ciencia. Cada enigma responde a una teoría o principio científico. Resuelve los misterios y conviértete en un verdadero científico. ¡Juega, experimenta y aprende!

Learn about elections and why voting is important with this Spanish nonfiction book. Perfect for young readers, the book also includes a related fiction story, project, glossary, useful text features, and engaging sidebars. This 28-page full-color Spanish book examines a variety of voting issues and how the election process works. It also covers important topics like democracy and civic duty, and includes an extension activity for grade 2. Perfect for the classroom, at-home learning, or homeschool, to explore election issues, candidates, and being an informed citizen.

A digital solution for your classroom with features created with teachers and students in mind: - Perpetual license - 24 hour, 7 days a week access - No limit to the number of students accessing one title at a time - Provides a School to Home connection wherever internet is available - Easy to use - Ability to turn audio on and off - Words highlighted to match audio This colorful book introduces readers to several common insects.

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...