Por qué?

Al final de cada página de este libro ilustrado, el lector tiene que elegir entre dos caminos a seguir por el protagonista, creando así su propia aventura. Los personajes y las situaciones de los cuentos tradicionales se entrelazan en un laberinto de 1001 posibles historias.

Presents a line-by-line explanation of the entire United States Constitution, in English and Spanish. Provides a Spanish translation of the Constitution, historical context and student exercises that approximate the decisions made by the Constitution's authors. Written at the fifth grade level.

What does the phrase "once in a blue moon" refer to? What is the difference between a waning gibbous moon and a waning crescent moon? What is the atmosphere on the Moon like? How does the Moon create tides? Students will learn the answers to these questions and more as they read all about the Moon! This nonfiction Spanish book introduces students to important scientific concepts and vocabulary as they are engaged in reading. The colorful images, diagrams, sidebars, and text features will keep students connected to the text. Aligned to state and national standards, the fun lab activity...

Ahora tiene un hogar distinto, donde deberá aprender a compartir a su papá con la tía Mercedes, una mujer estricta que intenta educarla a su manera. Todo cambia el día en que su padre decide regalarle una mascota para que no se sienta tan sola.

Identify three-dimensional shapes all around the world in this Spanish-translated e-Book! Figuras en nuestro mundo (Shapes in Our World) gives readers practice identifying familiar shapes like cones, cylinders, pentagons, polygons, and prisms, while familiarizing them with STEM themes and more advanced geometry concepts. Children will learn more about vertices, symmetry, and bases. With each shape, this book gives readers information about an example of the shape, be it a building, a honeycomb, or a tree trunk! With an accessible glossary, clear mathematical diagrams, practical examples, and...