Mezclas y soluciones (Mixtures and Solutions)

Readers will set their eyes to the night sky in this fascinating book about astronomers. This volume is a perfect combination between STEM and career guidance as it introduces readers to the different ways astronomers use science, technology, engineering, and math in their work every day. Readers will love learning about celestial bodies and space phenomena, as well as the different processes and equipment astronomers use to observe, collect, and analyze data. This book also covers the steps a person can take to become an astronomer. The curriculum-based information in this book is conveyed...

Animales al natural es un recorrido por un zoológico -uno portátil, además- en el que podemos observar animales a escala real. Las 21 fotografías que lo forman capturan y permiten examinar los detalles más sorprendentes de la fisionomía animal, desde la textura de la lengua de un tigre hasta las pestañas de un camello. el visitante de este libro podrá encontrar señalizaciones, ilustradas de manera creativa y lúdica, que contienen información básica de cada animal, como nombre científico, peso y dimensiones, además de otros datos menos conocidos y muy curiosos.

Many children have heard of dams, but not many know what they are. This book engages young readers as it reveals the many fascinating aspects of the worlds largest dam, which was built on the border of Paraguay and Brazil.

Bridges are a big part of how people get from place to place. But how do they work and how are they built? In this engaging text, readers will explore these important engineering marvels that link places divided by water. Along the way they’ll learn how to build their own model bridge with a step-by-step guide accompanied by full-color photographs of each step. Accessible text illuminates the science behind every span we drive over—and sometimes under!