Unconventional computing is computing by any of a wide range of new or unusual methods. It is also known as alternative computing.
Hamann Manus R, a digital mechanical computer
An OR gate built from dominoes
SandScape, a tangible computing device installed in the Children's Creativity Museum in San Francisco
Human-robot interaction.
Computing is any goal-oriented activity requiring, benefiting from, or creating computing machinery. It includes the study and experimentation of algorithmic processes, and the development of both hardware and software. Computing has scientific, engineering, mathematical, technological, and social aspects. Major computing disciplines include computer engineering, computer science, cybersecurity, data science, information systems, information technology, and software engineering.
ENIAC, the first programmable general-purpose electronic digital computer