Los estados de la materia — Los líquidos

Learn more about the renowned British scientist, professor, and author who spent his entire career trying to answer the question: "Where did the universe come from?" Stephen Hawking was born exactly three hundred years after the death of the scientist Galileo, so maybe it was written in the stars that he would become a famous scientist in his own right. Although he was diagnosed with a neurological disease at age 21, Stephen did not let the illness define his life. Known for his groundbreaking work in physics, and identified by his wheelchair and computerized voice system, Stephen continued...

Children often assume that being fair means that everyone gets the same number of cookies, but at the heart of fairness is consideration, respect, and caring for others. Your readers will encounter real-life situations in which young people figure out how to act fairly. They'll meet Ben and Jane who are playing on the swings at recess while other children wait to use the swings. What is the fair thing to do? Each spread consists of one of these relatable scenarios along with a full-color photograph. Fun, accessible text encourages readers to consider how they treat others as they discover...

La diversión y el aprendizaje se combinan en este libro para tratar un concepto matamático complejo, el análisis combinatorio, base de la resolución de problemas y del pensamiento computacional moderno, y que pueden entender, incluso, niños pequeños si se analiza de manera lúdica y atractiva, como se hace aquí.

Describes the life and work of the scientist who was persecuted by the Inquisition for his views of the universe.