Los ciclos de vida de los peces (Fish Life Cycles)

Many insects hatch from eggs and molt several times as they grow bigger. Others, such as butterflies, undergo a complete metamorphosis. A common science curriculum topic, insect life cycles may be confusing because of these differences. However, this book breaks down these cycles into easy-to-understand steps in both accessible language and colorful diagrams readers can turn to for review again and again. The most important vocabulary needed to talk about insect life cycles is further explained in fact boxes and an extended glossary.

These biographies introduce young readers to important figures in American history. Ideal for reports and correlated to the social studies curriculum, the series presents a straightforward account of each individual's life and times and describes how each person contributed to the shaping of our nation.

Who were the earliest Americans? When, how, and from where did they enter and spread across the continent? And what is their relationship to modern Native Americans? Anthropologists develop theories to answer these questions based on the evidence they discover. Their theories—and the discoveries that prove and disprove them—are highlighted in this fascinating volume, full of awe-inspiring facts and incredible breakthroughs. Readers will feel like anthropologists and archaeologists themselves as they read about bones and artifacts, and what they reveal about the ancient cultures that roamed...

A partir de una secuenciación de contenidos de Lengua y Literatu-ra, se desarrollan totalmente tres Unidades Didácticas: "El Diccionario, un libro fundamental; "La Descripción: el sustantivo y el adjetivo"; "La Narración: el verbo". Incluye también criterios de evaluación y bibliografía comentada.

Pit el pirata ha encontrado un viejo mapa... Y ese mapa indica que hay un tesoro escondido en una isla cercana. ¡Únete a la aventura del pirata Pit y encontrad juntos el tesoro! Una historia contada a través de fantásticas escenas pop-up con ventanas que revelan todo un mundo de piratas en 3D.