¿Qué comen las aves?

Brush your teeth up and down to keep your teeth healthy and your smile beautiful. Brushing your teeth is easy. Paired to the fiction title My Routine.

The first Thanksgiving was a celebration. The pilgrims were thankful for the harvest they planted. Find out what the pilgrims ate for the first Thanksgiving. Paired to the fiction title A Year of Fun.

It takes different parts to build a house. The floor is built first. Walls need to be added next. Windows and doors, too. Learn about the steps it takes to build a house. Paired to the fiction title We Have a Box.

For ages, the idea of machines that think and act on their own has gripped scientists, thinkers, and the general public. This book explores the history of artificial intelligence (A.I.), and how science fiction is quickly becoming science fact. It examines the technologies involved in A.I. and its inevitable effects on work, life, health, and many other aspects of human society. Rooted in history and science, this book provides an inside look at a topic that captivates engineers, scientists, and dreamers, but also raises important ethical issues and challenges how we see ourselves and our...

Acostarse, bañarse, dejar de utilizar el pañal o comer suelen ser actividades dificultosas para los niños y, a menudo, preocupan a los padres. Ahora, los mayores y los pequeños aprenderán a desarrollar actitudes positivas ante estas situaciones; los más pequeños lo pueden hacer a través de cuatro historias de niños que, como ellos, se resisten a crecer. Además, los cuentos incluyen valiosos consejos para facilitar la tarea de los padres.

Soil, plants, rain, and sunlight. These are all things that make a garden grow. Introduce life science and STEAM topics to your youngest learners with this STEAM book for English language learners. Created in collaboration with Smithsonian, this Spanish book makes it easy for parents and teachers to teach STEAM to beginning readers and uses real-world examples to make STEAM topics easier to understand. It features an age-appropriate STEAM activity that is perfect for makerspaces and introduces kindergartners to the steps of the engineering design process. Ignite a curiosity for STEAM in grade ...

Antes era válido acusar a quienes historiaban el pasado de consignar únicamente las «gestas de los reyes». Hoy día ya no lo es, pues cada vez se investiga más sobre lo que ellos callaron, expurgaron o simplemente ignoraron. «¿Quién construyó Tebas de las siete puertas?», pregunta el lector obrero de Brecht. Las fuentes nada nos dicen de aquellos albañiles anónimos, pero la pregunta conserva toda su carga (Carlo Ginzburg).