La antigua Roma (Ancient Rome)

Wind Power: A waving flag, blowing leaves, a kite soaring through the skyall are moved by wind power. Wind is also our fast-growing source of energy. Find out how wind forms and the different ways we may use it in the future.

Photographs and easy-to-read text introduce the major food groups and explain the nutritional contributions of each.

Vivid photographs and bilingual text explain each food group, revealing how each group is important for good health, how to make healthy choices, and fun things children can do to stay in shape.

Si le gusta "One Fine Day" (Un día hermoso) ¿Por qué no las operas completas? ¿Qué tienen en común la "Sinfonía inacabada" de Schubert y la "Sinfonía de los Mil" de Mahler? ¿Es el jazz una forma de música de cámara? ¿Qué tiene de especial el piano? ¿Quién esta capacitado para dirigir? ¿Qué significa "en la tonalidad de D"? ¿A quién le gusta oir canciones en alemán? ¿Por qué la música rusa suena a rusa? ¿Necesita usted conocer un poco más a fondo lo que es una fuga, u otras formas musicales?. Este libro sin caer en el excesivo academicismo es una guía muy útil y...

Readers will set their eyes to the night sky in this fascinating book about astronomers. This volume is a perfect combination between STEM and career guidance as it introduces readers to the different ways astronomers use science, technology, engineering, and math in their work every day. Readers will love learning about celestial bodies and space phenomena, as well as the different processes and equipment astronomers use to observe, collect, and analyze data. This book also covers the steps a person can take to become an astronomer. The curriculum-based information in this book is conveyed...