Explore the practical implementation of Cyclic Redundancy Check (CRC) through a hands-on hardware build. Learn how to construct the necessary components to compute and verify CRCs, demystifying the seemingly complex mathematical concepts behind error detection. Follow along as the video demonstrates the step-by-step process of assembling breadboards, Arduino nanos, LCD panels, resistors, LEDs, and various integrated circuits to create a functional CRC calculation system. Gain insights into the theory and application of CRC, and discover how this fundamental error-checking mechanism can be realized using relatively simple hardware components.