Vocabulary Articles: a piece of writing appearing in a newspaper, etc. Science: a system of knowledge about the physical world, explaining or describing what it is and how it works in general laws, gained by observing. History: the branch of knowledge dealing with past events Invention : anything invented or devised Solving : to find the answer or explanation for: to solve a puzzle. Programming: the selection and scheduling of programs for a particular period, station, or network . Developing: undergoing development; growing, evolving. Device: a thing made for a particular purpose, esp. a mechanical or electric invention. Implementing: a tool or utensil for doing work: household implements such as pots and pans. Design: to prepare the preliminary plans for (work): The engineer designed a new bridge. Building: anything (such as a house, etc.) built on an area of land, having a roof and walls and usually intended to be kept in ...