Viaje Al Sol (a Trip to the Sun) (6pack)

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. They’ll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Don’t worry, they’ll be happy to learn that (hopefully) we have millions of years left!

Have you ever wondered where inventors get some of their ideas? This answer may surprise you: sometimes the inspiration comes from plants! Learn how some tiny plants have made a huge difference in the world.

Frogs and toads are some of the most confusing amphibians to classify. While some of their physical attributes are easy to tell apart, if we take a deeper look at these animals we find it’s not quite that simple. From poisonous skin and bulging eyes to their amazing life cycles, these creatures are as interesting to study as they are difficult to categorize. Once we break down the difference between “true” frogs and “true” toads, it’s easy to see why so many have trouble telling the two creatures apart!

¡A los niños les encantará aprender a contar y a sumar de la forma más divertida! Este original libro incluye números magnéticos del 1 al 20, dos cuadernillos con sumas sencillas que unas simpáticas abejas magnéticas ayudarán a resolver a los niños y una línea numérica para aprender a contar.

La hemodiálisis es un proceso que consiste en filtrar la sangre del paciente a través de la máquina de diálisis atravesando un filtro de limpieza y volviendo de nuevo al paciente. Los técnicos y auxiliares que trabajan en esta área deben estar familiarizados con el trabajo que allí se lleva a cabo y debe tener bien definidas sus funciones. En la primera parte se exponen los aspectos generales de la hemodiálisis, diálisis peritoneal y las técnicas alternativas. En la segunda parte se plasma los cuidados que se han de llevar a cabo durante todo el proceso. Tema 1: Aspectos generales...