Significance of Prototype

Prototype is the initial version of a teaching tool, a preliminary design subject to revisions. This version featured an extensible central member. Modifications were made to the prototype before the creation of the final design, known as Gadget Mark II.1
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Synonyms: Model, First version, Draft, Pilot, Trial, Sample, Archetype, Example, Test case, Early version, First draft, Rough draft, Blueprint, Design, Mold, Pattern, Original

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The concept of Prototype in scientific sources