¿Por qué hibernan los animales? (Why Animals Hibernate)

Diamonds and salt are both minerals, but diamonds are more rare than salt. Curious readers will learn what physical and chemical conditions must be present for minerals to form. They'll discover how minerals are identified and how they are used in daily life. Informative and interesting text presents readers with this science content in a fun way. A graphic organizer shows how different minerals are identified and fact boxes provide readers with exciting supplementary information.

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

Esta serie de historias b�blicas para ni�os ha sido ilustrada profundamente y a todo color. Cada libro contiene una historia completa de la Biblia, escrita por una de las autoras mas conocidas y apreciadas por sus libros infantiles.

Conviértete en un arqueólogo que explora tumbas para descubrir los secretos del Antiguo Egipto. Descubre datos impresionantes sobre las momias, pirámides y monumentos de esta civilización, levanta las solapas de los cuadernos de campo y examina los deslumbrantes hallazgos que te esperan ocultos en el cajón secreto. Pulsa el cartucho del jeroglífico para abrir el cajón secreto. El cajón secreto contiene pegatinas, maquetas, un juego y mucho más. Disfruta con un juego de mesa de los antiguos egipcios: el senet. Con solapas interactivas, etiquetas y objetos en relieve. Hallazgos claves...

Based on the life of the great Mexican painter Diego Rivera, this book allows children to learn about his childhood in Guanajuato, his life as an artist, and his works of art. The vivid and colorful illustrations will surely delight young readers!

Blobfish, pangolin, and flower mantis are just a few of the names of the bizarre bugs and animals that readers will learn about in this fascinating, Spanish-translated nonfiction title. Through vibrant images and photos, informational text, a glossary of terms, and an index, readers will learn some of the strange ways that arthropods, invertebrates, and mammals have adapted over time to camouflage themselves and develop interesting ways to keep predators away.