Imaginación con René Descartes

There is a contest at a school to design a new playground. The students use blocks to build their models. As they build, they use three-dimensional shapes. Some students build a train out of blocks for the younger students to play on. Can you guess which three-dimensional shape they use for the train's wheels? Read to find out which design wins.

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.

Molecules and atoms can take the form of a solid, a liquid, or a gas. Each state of matter has its own properties. Together, these three states of matter make up most everything in the universe! Learn all about mixtures and solutions with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new concepts and vocabulary terms like solvent, polarity, compound, and solubility with this nonfiction book that is aligned to state and national standards. The leveled text supports students...

La segunda entrega del diario íntimo de la estrella de Tik Tok más seguida en Chile, Ignacia Antonia. ¿Qué pasó después del 30 de abril de 2018, cuando Ignacia Antonia narró con tristeza en su diario de vida la ruptura con su novio Bobby? Esta y otras historias siguen en El sueño continúa, la segunda entrega del diario íntimo de la estrella de TikTok más popular de Chile. Ignacia Antonia comparte con el #IASquad las aventuras de sus viajes inesperados, nuevas amistades e increíbles sorpresas. Cita: "La influencer que cautivó miles de lectores con Atrévete a soñar".