Las cadenas alimentarias en la poza de marea (Tide Pool Food Chains)

Go for the goal with this text, which examines fascinating female sports heroes who’ve proved to the world that gender is no barrier to athletic success. Readers will delight in learning about the lives of Mia Hamm, Wilma Rudolph, and the Williams sisters, as well as other important women who’ve broken barriers in sports. Readers will be inspired to pursue a career in athletics after learning about how others have achieved success in spite of great obstacles. The biographical nature of the text supports social studies curricula, and fact boxes and a comprehensive timeline provide...

Libro para adquirir el fundamento de los mecanismos teórico-prácticos de los equilibrios químicos que tienen lugar en disoluciones acuosas. Se inicia con una presentación de los compuestos químicos, de las reacciones químicas y las ecuaciones químicas con los conceptos estequiométricos necesarios para exponer la disociación electrolítica, sus consecuencias y las diversas formas químicas de cuantificar los compuestos en estado puro y en disolución, teniendo en cuenta su disociación y con la utilización de cifras significativas, explicando una estadística básica para la...

Meet real-life princess Kate Middleton! In this engaging title, readers will learn about Middleton's childhood in Bucklebury, England and her meeting of Prince William at Scotland's University of Saint Andrews. William and Kate's royal wedding is covered, as is the birth of their children George and Charlotte. Middleton's charitable work with UNICEF and East Anglia's Children's Hospices is included, as is her establishment of the Royal Foundation. Table of contents, map, "Did You Know" fact boxes, a "Snapshot" graphic with vital information, glossary, and index are included. Aligned to Common ...

Libros de actividades, llenos de originales y divertidas ideas. A través de la realización de distintos tipos de manualidades con materiales fáciles de hallar, estos libros desarrollan el sentido estético del niño y estimulan su creatividad. Este libro propone ideas para decorar, jugar y sorprender tomado como base huevos previamente vaciados. Con la ayuda de otros materiales -- cartulinas, pinturas, pegatinas, plastilina, confeti, etc. -- y siguiendo los pasos propuestos con claridad y sencillez se obtienen resultados espectaculares.

Now available in Spanish bilingual editions, this best-selling series offers big, brainy science for the littlest listeners. Accurate enough to satisfy an expert, yet simple enough for baby, this clever board book explores the ups and downs of gravity. When baby drops food from a high chair, why does it fall? Beautiful, visually stimulating illustrations complement age-appropriate language to encourage baby's sense of wonder. Parents and caregivers may learn a thing or two, as well!