Como Hacer Un Cohete Efervescente/How To Build A Fizzy Rocket

Increïbles però documentades històries de delinqüents i marginats, narrades amb una qualitat d'estil literari fora del corrent. I amb tendresa i ironia. 2a edició.

Animal keepers have developed innovative ways to help zoo animals learn and grow. Learn how zookeepers keep animals healthy and happy with this fun and informative book. Created in collaboration with the Smithsonian Institution, this STEAM book will ignite a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual Smithsonian employees working in STEAM fields. Perfect for English...

Año 213 A.C., Siracusa. Bajo el sol abrasador de Sicilia, la ciudad está en guerra. Apostados ante sus murallas, un enorme ejército romano aguarda. Pero las impresionantes defensas de la ciudad, diseñadas por arquímedes, les dicen que Siracusa no será tomada con facilidad.

What do people and other living things need to survive? Numerous images with simple labels show children all the things we need to live and be happy, from water and food to shelter and love. An activity asks young readers to describe how they have fun.