Los submarinos

Sixto Paz Wells lleva varias décadas recorriendo el mundo, impartiendo conferencias y seminarios sobre temas relacionados con el fenómeno OVNI, la espiritualidad y las profecías orientados a un público en general adulto, temas de los cuales ha escrito más de una veintena de libros que le han hecho mundialmente famoso. Con Tanis y la esfera dorada hace una incursión en el género infantil y nos propone una historia fantástica que en realidad reúne mucho de todo lo que ha escuchado y aprendido, no solo en el contacto con los extraterrestres, sino con la gente, sus familias y niños en...

Come find out what professional Crime Scene investigators do to solve a crime in this Spanish-translated nonfiction book! With detailed images and fascinating facts, readers learn about forensic science, criminal investigative evidence, and crime scene searches. This book includes an interview with a real-life CSI and a glossary, index, and list of useful sources.

A Rube Goldberg machine is designed to perform a simple task through a series of elaborate steps. These simple machines are named after Reuben “Rube” Goldberg, an American cartoonist, engineer, and inventor. Learn how these fun machines work and ignite a curiosity about STEAM topics! Created in collaboration with the Smithsonian Institution, this informational text features a hands-on STEAM challenge that is perfect for makerspaces. Make STEAM career connections with career advice from Smithsonian employees working in STEAM fields. Perfect for school reports and projects, this Spanish...

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.