Grove system from Seeed Studio is the most user-friendly introduction to Arduino microcontrollers. It's great for beginners and advanced makers seeking to prototype quickly. The plug-and-play Grove connector design is simple yet scalable. Despite an emphasis on ease of use, the Seeed Studio Grove platform isn't hindered whatsoever. Rather, it's just as capable as standard Arduino microcontrollers. Moreover, connectivity with maker boards and MCUs like the Arduino, Raspberry Pi, and micro:bit makes Grove a compelling choice for DIYers of all skill levels.