Experimentos sencillos sobre el espacio y el vuelo

Una isla salvaje en el sur de Alaska, a la que solamente puede accederse en barco o hidroavión, repleta de frondosos bosques húmedos y montañas escarpadas. Este es el inhóspito decorado que Jim ha elegido para fortalecer las relaciones con su hijo Roy, a quien apenas conoce. Doce meses por delante, viviendo en una cabaña apartada de todo y de todos, colaborando hombro con hombro: parece una buena oportunidad para estrechar lazos y recuperar el tiempo perdido. Pero la situación, poco a poco, deviene claustrofóbica, asfixiante, insostenible.

Eleven-year-old Jenny, whose family came from Russia to America to start a new life, meets the famous Russian composer on his 1891 trip to the New World and writes about it in her diary.

Mysterious ancient ruins, hidden deep in the jungle of southern Mexico In May 1840, explorers John Stephens and Frederick Catherwood road their mules along a steep, muddy jungle path. They were hoping to find the ruins of an ancient, deserted site in Mexico they knew only from visitors’ accounts. Through the trees, they spied the remains of a crumbling stone palace. Palenque! In the weeks they spent there, the men discovered intricately designed buildings and mysterious glyphs, or symbols. Who built this city? What did the glyphs mean? The questions remained largely unanswered until the...

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