La secreta mision del 6.21

You re growing up and your body is changing. If you re a girl, you re likely experiencing the start of menstruation, your breasts are making themselves known, and you re noticing new hair that you might want to be rid of. If you re a boy, you may be experiencing something strange as you sleep, or sweating a lot and not wanting to shower. This book is a complete guide to the terrible and marvelous world of puberty."

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...

¡Bienvenido! El mundo al que llegas no es el mismo al que llegaron tus padres. El tuyo es también digital. Estás acá, aquí y ahora, pero a la vez estás en línea. Y, aunque no te acuerdes, ¡lo has estado desde antes de nacer! En este mundo hay que respetar al resto, cuidarse y ser buenas personas, ¿no? ¡El mundo digital no es tan distinto! De hecho, están muy conectados, pero debes conocerlo bien para que aprendas a protegerte, evitar riesgos y ser una excelente persona en línea.Este libro será una guía que te acompañará en tu aventura digital. Internet no es algo mágico e...

What does it mean to be a good citizen? Full-page, color photographs accompany real-life examples of good citizenship that young readers will understand, relate to, and be inspired by.