Salvar el medioambiente / Saving the Environment

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

This Spanish book introduces students to the concepts of growth and change. With images that are easy to identify and clear, simple sentence structures, this science reader simplifies scientific concepts for young students as they improve their reading skills. A fun and easy science experiment and Your Turn! activity provide more in-depth opportunities for additional learning. Nonfiction text features include a glossary and an index. Engage students in learning with this dynamic text!

"With vivid photographs and simple text, books in this series introduce children to the concepts of currency, exchange, and global diversity. In this book, children learn how people spend money on goods and services around the world."

Desarrollar las facultades cognitivas generales de los niños La influencia de la obra de Piaget Adquirir los conocimientos y los métodos de la ciencia Científicos y educación científica El debate conceptos versus procedimientos El nature study Aprender a investigar e investigar para comprender Desarrollar la comprensión científica La ciencia: una actividad que genera conocimiento El ámbito de los datos, los hechos y las evidencias Observar Experimentar Analizar datos y establecer conclusiones Las habilidades de investigación de los niños y niñas Las explicaciones científicas como...

Surveys the life of Nat Love, African American cowboy, renowned for his riding, roping, and sharpshooting.