Los estados de la materia — Los gases

Did you know that liquids take the shape of their containers? If liquids get hot, they can become gases. Discover more interesting facts in Liquids, part of the States of Matter series of EYEDISCOVER books.

Did you know that baby butterflies look like worms with legs? Caterpillars turn into butterflies inside a shell. Discover more about these flying insects in Butterflies, part of the Life Cycles series of EYEDISCOVER books.

Did you know that pigs are some of the smartest animals on Earth? Pigs keep themselves very clean. Discover more about these farm animals in My Pig.

When the Japanese attacked Pearl Harbor in 1941, it prompted the United States to enter World War II on multiple fronts. From Africa to Europe, the Pacific to the home front, explore the American experience of World War II through the first-hand documents of the war.

Toda la sabiduría popular de ayer y de siempre está presente en las agudas adivinanzas que pondrán a prueba la mente de los niños, obligándoles a razonar e imaginar, completando así su formación académica. Los trabalenguas que se incluyen son la manera más natural de acercarse al lenguaje por medio de la diversión, ayudándoles a mejorar su expresión verbal y su dicción.

The Underground Railroad was the massive effort by slaves and free people to secretly bring thousands of blacks to freedom in the North during the 19th century. This thought-provoking book will capture readers’ imaginations and fill them with awe for the brave “conductors” and “passengers” on the Railroad. They’ll learn about the many safe havens, called “depots,” that housed fugitives and the secret passages within them that hid slaves from their pursuers. Information about the American Civil War and the Fugitive Slave Act, biographies of figures vital to the Underground Railroad,...

Cien devocionales breves para guiar a muchachas de 8 a 12 años en su experiencia como nuevas creyentes. 100 short devotions for girls ages 8 to 12 to guide them on their paths as new Christians.