Los fósiles y las rocas

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.

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.

Aprende y Descubre La Ciencia Co mo crece una semilla Co mo puede una pequen a bellota crecer hasta llegar a ser un gran roble? Este libro nos ensen a los secretos de las semillas. Le elo y aprendera s a transformar un sobre de semillas en un precioso jardi n.

¿Cómo sobrevivirías en un lugar donde solo hay pobreza y arena, si tu hermano se ha marchado en una patera y tu padre ha muerto de tristeza, cuando tu madre se ha visto obligada a casarse con un hombre que os maltrata a los dos? Me llamo Áhmen y esta es mi historia.

Filled with tricks and treats, fun and food, Halloween is a day that children look forward to. At one time two separate festivals, the traditions of each gradually blended into the holiday we now celebrate on October 31.

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In this highinterest book, readers will learn more about Earth's neighbor, including what its climate and surface are like, why it's called the Red Planet, and about the recent discovery of water on its surface. They'll learn all this while solving "Your Mission" math problems that complement and support the text. This motivating volume is an engaging way to explore key aspects of science and math curricula.