Explore a comprehensive year-end review of the maker community's most notable projects, trends, and tips from 2021. Dive into innovative creations like open-source VR gloves, a moving castle made from trash, and a jetpack-powered skating experiment. Discover emerging maker trends such as plotters, sustainable making, resin 3D printing, and AI integration. Learn about valuable tools and tips, including the Raspberry Pi Pico and Zero 2 W, SP4T switches, and techniques for improving video sound quality. Gain insights from expert makers on topics ranging from Tinkercad efficiency to working with wireless LEDs in model making. This retrospective offers a wealth of inspiration and knowledge for makers of all levels.