Lola y las rutinas

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."

There is a contest at a school to design a new playground. The students use blocks to build their models. As they build, they use three-dimensional shapes. Some students build a train out of blocks for the younger students to play on. Can you guess which three-dimensional shape they use for the train's wheels? Read to find out which design wins.

La protagonista de este libro es la manzana: ¿Conoces su origen? ¿Sabes qué es la manzana de la discordia? ¿Conoces a Jonnhy Appleseed? ¿Sabes cuántos tipos de manzanas existen? En este libro encontrarás datos históricos, información científica, anécdotas, recetas, chistes, poemas y relatos sobre una de las frutas más comunes en nuestra sociedad.

Basic concepts about electricity. Topics include: CA circuits, Serial and parallel circuits, transformers, power distribution and circuit repairs. With questionnaire. Ideal for high-school and college.