La ciencia de los animales

This Book Explains The Water Cycle And How Water Is Used To Generate Many Forms Of Electricity. It Introduces Students To The Importance Of Keeping Our Water Supplies Clean. Has Detailed Information About The Effects Water Has On Different Formations On Our Earth. From Weathering To Landslides, It Can All Be Found In This Title.

La historia de la ciencia no es ni más ni menos que la historia de nosotros, los seres humanos, tratando de entender y explicar el universo que nos rodea. Y, como nosotros mismos, es contradictoria, misteriosa, intrigante, traicionera, ambiciosa, valiente y, por momentos, insólita. En este libro vas a conocer a personas curiosas, perseverantes, observadoras, testarudas e ingeniosas, y vas a acercarte a los caminos que las llevaron a descubrimientos increíbles, errores catastróficos y, sobre todo, a hacerse nuevas preguntas. La historia de la ciencia está llena de sorpresas, personajes y...

This Title Explains What An Ecosystem Is And How The Plants And Animals Within An Ecosystem Rely On And Effect Its Existence. Different Types Of Ecosystems Are Described, As Well As The Food Webs Within Them. How Some Changes To An Ecosystem Can Be Good And How Some Harmful Changes Can Destroy Them. Teaches Students What An Important Role They Can Play In Keeping These Intricate Ecosystems Alive.

Nature is not always kind. Natural disasters like earthquakes and storms can wipe out cities. Entire cultures and their histories are at risk of being lost. When disaster strikes, some people work to save cultural items. They preserve culture for the future! Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process and is perfect for...

Introduces the life and times of Underground Railroad and anti-slavery leader Harriet Tubman and explains her place in American history.