¿Qué Son Los Bienes y Servicios? (What Are Goods and Services?)

Grandes ideas para pequeños filósofos. ¡Tu primer libro pensar en grande! Es importante saber qué te hace feliz y cómo hacer felices a quienes quieres. ¿Sabes qué decía Aristóteles sobre la felicidad? Aristóteles creía que la mejor manera de vivir una vida feliz era llenarla de verdaderos amigos. Este libro inspirará a los más pequeños a tener pensamientos y conversaciones apasionantes sobre estas grandes ideas.

Did you know that the first wheel was not invented for transportation or that the system used to create computers was based on the functionality of a sewing machine? In a fun way, this book teaches the history behind inventions that have changed the way we live, from Ancient Mesopotamia to the present. Important details appear at the bottom of each page, including the name of the inventor, the time period, and the place where it occurred.

Imagine a career where you get paid to draw all day. That's what botanical illustrators do! Get inside the mind of a botanical illustrator, and learn how their intricate drawings of plants help science. Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working in a STEAM field. Discover...

"Text and photographs describe common things that are yellow, including mustard, pencils, and lemonade"--Provided by publisher.