Obedecer las reglas

How are crayons made? Clear wax is melted in a factory. Once it's melted, color is added to it, it is poured into crayon-shaped molds, cooled, and wrapped in a paper label. Sorted into sets, the brightly colored crayons are boxed and sent in trucks to stores to be sold to you.

¿Te gustan las fiestas? Aprende todo acerca del cómo y el por qué la gente celebra diferentes fiestas.

Tells the story of the 1692 witchcraft trials in Salem, Massachusetts. Written in graphic-novel format.

Robin Sharma, autor del internacional best seller El monje que vendió su Ferrari, regresa a la parábola con una historia inspiracional acerca del nuevo significado y valor del liderazgo. Robin Sharma ha compartido durante más de quince años su fórmula para el éxito con las empresas líderes de Fortune 500 y personajes destacados en todo el mundo, una receta que le ha convertido en uno de los asesores de liderazgo más solicitados internacionalmente. Ahora, por primera vez, Sharma comparte sus conocimientos excepcionales con todos sus lectores. Siguiendo sus consejos podrás realizarte...

What do solar panels, waterproof clothing, and window coverings have in common? They are technologies that have been adapted based on studying butterflies! Learn what scientists have learned from butterflies with this Spanish book that will ignite a curiosity about STEAM topics through real-world examples. Created in collaboration with the Smithsonian Institution, this STEAM book 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...