CTIM: La ciencia de los viajes: Multiplicación (STEM: The Science of Travel: Multiplication)

Readers will learn about the important relationship between producers and consumers as well as buyers and sellers and how they all work together to create a healthy economy. This instructive volume defines basic economic concepts like goods and services and explains production with examples of the different types of production. It also covers the primary and secondary industries that produce goods. Concepts such as marketing and advertising are also covered, for a well-rounded view of this fascinating aspect of the economy.

It s fiesta time! Cinco de Mayo is a fiesta day in Mexico and the United States. It s celebrated on the fifth of May. This colorful holiday honors Mexico s victory over the French army at the Battle of Pueblo in 1862. People march in parades, dance, and set off fireworks. Families enjoy traditional Mexican food and drink. Then they watch people act out the famous battle. Find out more about this joyful celebration of Mexican culture.

¿Qué cosas suceden en esta biblioteca maravillosa? ¡Un zorro se olvida de cazar ratones! ¡Un ratón aprende a hacer trucos de magia! ¡Una gallina le lee cuentos a un zorro! Un libro conmovedor para darnos nuevas ideas. . . What goes on in this marvelous library? A fox forgets to hunt rats! A rat learns to do magic tricks! A hen reads stories to a fox! This is a moving book that offers plenty of new ideas.

En el futuro, o el presente de esta historia, las y los presidentes del mundo han eliminado las redes sociales porque lxs nevegantis enloquecieron con estas. Sin embargo, Amelia, en su cumpleaños número trece y luego de perder la voz, descubre la forma para que LilaLady, la inteligencia artificial niña más supermaravillosa de todo El Acuario, la ayude a crear Shhhat, "la red social secreta para niñas buena onda, solitarias, aburridas o divertidas, o con momentos de pesimismo". En Shhhat, Amelia conocerá a varias niñas que tienen dudas como ella, que resolverán con la ayuda de...