Los estados de la materia — Los gases

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.

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.

These five superstars wanted to get their starts as solo artists: but Simon Cowell had a different plan for them. Learn about this and more with One Direction's introductory biography. Complete with current, full-bleed color photographs, table of contents, glossary, index, and timeline. Abdo Kids is a division of ABDO.

Una completa y útil guía con más de 3.000 frases verbales inglesas traducidas al español y con ejemplos de uso en todas las frases. Más de 3.000 frases verbales extraídas del inglés de hoy con sus correspondientes traducciones al español.Una exhaustiva recopilación de frases verbales inglesas que le permitirá conocer las diferencias de sentido, significado y en usos como face about, face down, face on to, face out, face up to. Ejemplos de uso en todas las frases.Una obra de consulta muy útil y práctica para todos los interesados en conocer en profundidad la lengua inglesa.

How does a frog grow? Beginning as a tiny egg and then a tadpole, a frog stays mostly in the water until it is fully grown.

Teach children that being honest in words and actions builds trust and self-confidence, and that telling the truth can take courage and tact in this English-Spanish bilingual book. It’s never too soon to learn the difference between what’s true and what isn’t. In this English-Spanish bilingual book, words and pictures help young children discover that being honest in words and actions builds trust and self-confidence. They also learn that telling the truth sometimes takes courage and tact. Includes discussion questions, skits, scenarios, and games that reinforce the ideas being taught,...