Jane Addams

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

A simple biography of the naturalist who founded the Sierra Club and was influential in establishing the national park system.

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

When people think of soft things, they immediately conjure up images of furry bunnies and similarly textured animals and objects. This inviting book helps young readers to do the same, as learning about textures is an important tenet of the early elementary curriculum. Carefully selected photographs of soft objects make the concept of texture clear to the reader as well as aid in vocabulary acquisition.

Learn the history of number systems with this engaging Spanish book! This text combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. Students will learn place value while reading about the number systems of the Egyptians and Romans, and also learn important vocabulary terms like cuneiform, binary systems, roman numerals, and more! The full-color images, math charts, and practice problems make learning math easy and fun. The table of contents, glossary, and index will further understanding of math and...

These titles look at many of the animals typically found in zoos, covering such topics as appearance, behavior, and babies. Vivid photographs compare the habitat and diet of each animal, both in the wild and the zoo.

Los criterios informadores que han atendido los autores de esta obra son: servir de soporte didactico y pedagogico basico, enfocar las unidades didacticas desde una perspectiva teorico-practica de aprendizaje del tecnico y complementar los contenidos conceptuales de cada una de las unidades didacticas con actividades teorico-practicas que faciliten el aprendizaje de las mismas.