Exploring the Principles of the numeric indicator for a DIY project for kids Starting a hands-on student activity involving visual feedback requires a solid grasp of how a 7 segment display functions.|The 7 segment display is the interface that allows robotic machines to safely show decimal data to human observers.} https://sitesojournu.activablog.com/38998396/the-impact-of-voltage-fluctuations-on-7-segment-display-performance