1 电子书 Zach Umperovitch
Jennifer George & Zach Umperovitch: Rube Goldberg’s Big Book of Building
Written by the famed inventor’s granddaughter herself for builders of all ages, this is the only official guide to building 25 kid-friendly Rube Goldberg Machines at home To build a Rube Goldberg Mac …
EPUB
英语
DRM
€32.07
