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 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.

¿Por qué alguien tan inquieta como Aída puede permanecer sentada escuchando ópera? En El misterio de la ópera, sus amigos Pablo, Edu y Winnie lo comprenderán después de asistir a los ensayos de La flauta mágica en el Teatro de la Ópera, al que acudirán para resolver el misterioso caso de un anillo robado.

These biographies introduce young readers to important figures in American history. Ideal for reports and correlated to the social studies curriculum, the series presents a straightforward account of each individual's life and times and describes how each person contributed to the shaping of our nation.

Simple text paired with engaging full-color photographs of childrens faces will help children recognize the elements of a happy expression.

En este libro encontrarás 25 diseños totalmente nuevos para las pulseras más originales, así como otros adornos y complementos: coloridos anillos, preciosos collares, lindas pinzas para el pelo... ¡Todo un universo de color al alcance de tus manos!