Religiones del mundo

Introduces the concepts of short and tall, comparing some of the world's shortest and tallest animals.

Discover how the butterflies colors are made up of, how they eat, and how they become the beautiful insect you see today

Swamps are one kind of wetland biome. Like other wetland biomes, a swamp’s water must be clean in order for the wildlife in it to thrive. Readers learn the main features of both freshwater and saltwater swamps, as well as where some of the biggest swamps are on Earth. Science curriculum topics such as food chains and conservation make the main content a great complement to classroom learning. Full-color photographs and inset maps aid readers in identifying this interesting biome in the world around them.

Una guía para sobrevivir a la adolescencia masculina, sin morir en el intento. Confidencial Contiene información valiosa para todas aquellas víctimas de la epidemia adolescente y sus síntomas más notorios: invasión de pelos y acné, neuras inmanejables, contradicciones crónicas, insomnios frecuentes, bronca escolar implacable, amoríos platónicos, resistencia pasiva, enmudecimientos prolongados y ¡desesperación familiar! Con un tono directo y sin prejuicio, este libro busca orientar y dar respuesta a temas difíciles como los músculos, los deportes, las mujeres, el acné, datos...