¿Qué Son Los Proveedores y Consumidores? (What Are Producers and Consumers?)

Having a job and earning money are a part of everyday life for most people, especially adults. The concept seems fairly straightforward: one works to earn. This volume discerns the difference between a job and a career, as well as how a job can develop into a career. Readers will learn why a community's economy needs jobs, how paying someone to do a job helps the person who is paying them, and even about job loss and its consequences. The text also explains different jobs and their effects on the economy, such as those of professional, production, arts, and government and military jobs.

Explains the basic science of flight, the problems of getting vehicles into the air, different types of engines, and aircraft design, and includes instructions for making aircraft models.

Esta imaginativa historia está protagonizada por un adolescente, Héctor, que no solo padece acoso escolar sino que cuenta con la mala fortuna de pertenecer a una familia desestructurada y con muchos problemas. A la mayor parte de estos problemas el protagonista se enfrenta con lógica, pero esta le lleva a varios enredos que se complican tal como van pasando los días, ya que la relación que Héctor establece con los demás es el resultado de los problemas sociales que enfrenta y varios malentendidos que no puede resolver. El protagonista tienen dificultades para desenvolverse en sociedad...

¡Entrena tu mente y resuelve más de 70 enigmas! ¿Te gustan los desafíos y crees que puedes resolver cualquier enigma que te pongan delante? HA LLEGADO EL MOMENTO DE DEMOSTRARLO. Abre este libro y enfréntate a juegos de lógica y de memoria, adivinanzas, divertidas actividades y muchos retos para poner a prueba tu cerebro. ¡Encontrarás hasta setenta misterios diferentes! ¿Te atreves con todos? ¡PREPÁRATE PARA ENTRENAR TU MENTE Y REVOLUCIONAR TUS NEURONAS!

Even young readers were likely saturated with exposure to Hillary Clinton over the course of the 2016 presidential election. But do they really know who she is and what she has accomplished? This volume bridges the gap between current news stories and what elementary readers really know about the first female presidential candidate. By illuminating the life and story of this powerhouse of politics, young readers can learn and be inspired by a story of perseverance, service to others, and commitment to beliefs. With a vivid, age-appropriate narrative, this much-needed volume is sure to be...