Veo veo dinero (I Spy Money)

What is matter and where can it be found? Everything in the world is made of matter, whether it is a solid, a liquid, or a gas. Important ideas about matter such as volume, mass, and how matter changes state are conveyed through a series of easy-to-do experiments.

Cien devocionales breves para guiar a muchachas de 8 a 12 años en su experiencia como nuevas creyentes. 100 short devotions for girls ages 8 to 12 to guide them on their paths as new Christians.

Sidney Hook, uno de los principales filosofos sociales de los Estados Unidos, fue discipulo y amigo de John Dewey, a su vez uno de los filosofos mas influyentes del siglo XX. Pues bien, en este libro intemporal, Hook debate las principales ideas filosoficas de su mentor para subrayar los temas centrales de la filosofia de Dewey, sus implicaciones y la relevancia de su perspectiva con respecto a los problemas de la cultura estadounidense. Hook comienza con una breve semblanza de la vida de John Dewey y de su brillante carrera para despues perfilar las lineas generales de su pensamiento sobre...

What does swimming in a pool, drinking through a straw, breathing in air, and circulating blood all have in common? They all require a form of air or water pressure! Readers will discover the variety of ways that air and water pressure make an impact on our lives and the things in them. This fact-filled, Spanish-translated nonfiction title includes real-life examples and basic experiments to aid in the development of understanding physic and scientific concepts. Readers will be introduced to and learn about Archimedes Principle, atmospheric pressure, vacuums, water density, and hydraulics...