Los estados de la materia — Los gases

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.

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 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.

This engaging and important biography examines the many masks of the infamous Anthony Blunt (1907-1983), the Cambridge art historian turned spy who worked simultaneously for British Intelligence and the Soviet Union during World War II. Two 8-page photo inserts.

If we could take a trip to the center of the Earth, what would we find? In this amazing book readers can do just that with the help of a special ship that can handle the extreme heat and pressure deep beneath Earth’s crust. Digging through a few miles of the crust is just the start of the nearly 4,000-mile journey to Earth’s core. Readers might be surprised to find that not all of the trip is through solid rock, as the intense heat does strange and amazing things to the material that makes up our planet!

Following the bestselling "Family Pictures, In My Family/En Mi Familia" is Garza's continuing tribute to the family and community that shaped her childhood and her life. Vibrant paintings and warm personal stories depict memories of growing up in the traditional Mexican-American community of her hometown of Kingsville, Texas.

La Segunda Guerra Mundial, la invasión nazi en Polonia, el comunismo y la persecución religiosa, la muerte de los seres más cercanos... Karol Wojtila no sólo superó los tiempos difíciles de su país, sino que su liderazgo guió, entonces como estudiante y sacerdote, y después como obispo y Papa, a toda la sociedad hacia los ideales de tolerancia y educación para la paz que necesitaba el mundo. Ideales que siguen presentes pocos años después de su muerte.