¿Qué le pasa al microscopio?: Resolver el problema (What's Wrong with the Microscope?: Fixing the Problem)

Ofrece una explicación de las soluciones y mezclas y en qué se diferencian, así como ejemplos de mezclas y soluciones.

En el mar, el hombre tiene el privilegio de contemplar un paisaje antiguo pero en él se siente realmente un extranjero y descubre que su huella es efímera y ridícula. En épocas de cambios como la que vivimos, aún es posible atisbar retazos de otra mane

In this inspiring biography, readers will learn about the incredible journey of Helen Keller. Using informational, Spanish-translated text and expressive images and photos, readers will discover the undeniable determination that Keller had as a young deaf and blind girl and how her teacher, Anne Sullivan, helped her to read, write, speak, and graduate from college. With a timeline, a bibliography, and a glossary of terms, children are given the tools they need to expand their knowledge about this fascinating and inspiring woman. This 6-Pack includes six copies of this title and a lesson plan.

Forces and motion are key concepts in the elementary science curriculum. This Spanish edition of How Simple Machines Work uses simple text and full-color photographs to help ELL students understand the principles behind simple machines. Each volume includes three diagrams to enhance comprehension. The text uses authentic language and is designed to build reading skills as well as knowledge of basic science concepts.