Los fósiles y las rocas

Three Quarters Of Our Earth Is Blanketed By Water. How This Water Is Used, From Bathing To Irrigating Crops Is Addressed. That Water Travels In A Never-Ending Pattern Called The Water Cycle. Tips On How To Conserve Our Most Important Natural Resource Are Included.

Students Will Love Learning More About Our Earth, Moon, And Stars In This Title. It Gives Information On The Phases Of The Moon, The Constellations Of Stars That We See In The Night Sky, Comets And Meteors, And What Exactly Happens During A Lunar Eclipse.

Introduce beginning readers to basic familiar vocabulary including family, mother, father, sister, brother, grandma, grandpa, and pets through vibrant images and informational, Spanish-translated text.

From the itsy-bitsy to the huge and hairy, kids will be drawn into the spider’s world. This book shows spiders going about their lives, including building webs, catching prey, and hatching babies.

Esta vez Lyna se enfrentará a una rival hecha exactamente a su imagen y semejanza, alguien que quiere acabar con ella. ¿Podrá con ella? Lyna está disfrutando muy tranquila de unos días en Tembleque, junto a su Meli, la abuela Rita y Dani, sin saber que un peligro la acecha. Desde un universo paralelo, llega al pueblo un extraño personaje que quiere ocupar su lugar y eliminarla para siempre. ¿Podrán descubrir el peligro a tiempo? ¿Lyna será capaz de derrotar a su rival o desaparecerá de este universo? Acompaña a tus personajes favoritos en esta intrigante aventura.

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...