Los ciclos de vida de los anfibios (Amphibian 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.

Go-Karts are a fun and thrilling way to hit the road! Invite readers to explore different parts needed to build a go-kart, velocity, speed, and how to stay safe in this exciting motorsport. Using detailed images, charts and diagrams, informational text, and interesting facts in conjunction with mathematic skills and upper-level features such as a glossary of terms, an index, and a chapter format, readers are sure to be engaged and excited from cover to cover of this nonfiction title! This title has been translated into Spanish.

The conjunction of imaginary characters and objects from daily life are presented to help little ones find a connection between both elements, showing each character, object, situation, and activity in its context. PP.

Un libro que presenta, de forma amena pero muy rigurosa, a los pensadores, científicos, artistas e inventores que cambiaron la historia del mundo. Los genios nacen, se hacen y ahora también... ¡se leen! Veinticinco cuentos, desde la Antigüedad hasta la actualidad, que presentan a los pensadores, científicos, artistas e inventores más importantes del mundo y los descubrimientos que cambiaron el curso de nuestra historia. Una visión global de la historia del ser humano y de los principales descubrimientos científicos y movimientos culturales. ¿Qué descubrió Arquímedes mientras se...

In this inspiring Spanish-translated biography, readers will learn about the life of Wilma Rudolph, the first American woman to win three gold medals at one Olympics. Readers will feel engaged and inspired as they read about Rudolph's incredible journey from a young girl with polio, to her first encounter with track and field, to becoming one of the best Olympic athletes of her time! A timeline of Rudolph's life, a glossary, and index are provided for further understanding of the content and improvement in vocabulary.