La historia de los sistemas numéricos: Valor posicional (The History of Number Systems: Place Value)

In this Spanish-translated script, travel back in time to when the Declaration of Independence was written. Students will act out the roles of the writers, experiencing the thoughts and feelings they had while creating this revolutionary document. This script includes roles written at various reading levels, allowing teachers to implement differentiation and English language learner strategies into their instruction. This feature allows teachers to assign each role based on their students' individual reading levels, encouraging everyone to get involved in the same activity. Whether students...

The skeletal system is made up of bones. They support and protect your body and help it work. Some bones help you run, or pick up a pencil; others protect organs, like the skull, which protects your brain. Learn about bones, joints and more in this informative book.

Presents information about super jumbo jets, looking at the history and development of jets, discussing various aspects of design and construction, and exploring different types of jets, including the Concorde and the Airbus A380.

Este libro oficial de Minecraft contiene el conocimiento colectivo de los supervivientes, un grupo encubierto de expertos cuya existencia data de los días del alfa.Quizá te preguntes por qué nunca escuchaste acerca de nosotros. Pues porque somos así de buenos, El engaño es nuestro segundo nombre. Somos invisibles a menos que queramos ser vistos. Nuestros éxitos son impresionantes: hemos combatido a mobs del mundo real, lidiado con facciones enemigas, instalado bases en el Inframundo, y hemos derrotado al dragón del End en múltiples ocasiones. Estudia este libro con atención y quizá...