Outer Space / El espacio exterior

Simple text and photographs describe dragonflies, including their physical characteristics, behavior, and life cycle.

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.

"Discusses the role of the oceans on Earth and introduces waves, tides, and water pressure"--Provided by publisher.

Por causas que aún se desconocen, uno de los mejores escritores franceses del siglo XIX no pudo ver publicada su Opera Prima. A pesar de que todas sus novelas obtuvieron un éxito abrumador en aquella época, su primera obra nunca llegó a ver la luz y fue censurada y guardada en una caja fuerte en algún recóndito lugar del viejo París. Ahora, un siglo después, el nieto de un empleado de la Biblioteca Nacional de Francia, ha descubierto que bajo la ajustada prosa de las apasionantes novelas de Julio Verne existe un mensaje cifrado que indica dónde puede estar guardado el manuscrito...

Take a tour of the world's most fascinating landmarks! The Gateway Arch, Big Ben, the Pyramids of Giza, and the Sydney Opera House are just a few of the landmarks that students will learn about in this high-interest book. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, engaging sidebars, practice problems, and math diagrams make learning arithmetic concepts relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and...