Santa Biblia Palabritas de Vida

On a clear night, you should be able to see the stars. But we cannot always see them. Light pollution prevents us from seeing the stars and causes other problems as well. Learn about light pollution with this STEAM book that will ignite a curiosity about STEAM topics through real-world examples. Created in collaboration with the Smithsonian Institution, it features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual Smithsonian employees working in...

Con el otoño llegaron el viento y el frío. Los días cada vez eran más cortos, las noches eran más largas y todo el jardín se preparaba para el reposo. Pero Margarita era una flor muy curiosa y quería ver la nieve. Un cuento sobre el miedo.

El joven Von Neumann y la ciencia europea de principios del siglo XX. Von Neumann y las matemáticas en Gotinga. Su pensamiento científico. En los Estados Unidos. La actividad científica en los años cuarenta y cincuenta. Von Neumann y la ciencia del siglo XX.

Why do continents matter? From economics to weather science—and everything in between—knowing the characteristics of the continents expands readers’ perspectives in every school subject. This fundamental information is a building block of many future lessons and an essential part of elementary education. This book presents a focused, clear, age-appropriate look at Earth’s continents that young readers are sure to find both informative and interesting. This volume is also packed with colorful maps that are labeled and explained to foster young readers’ comprehension of this important...