paper prototype
71Waterfall model — The waterfall model is a sequential design process, often used in software development processes, in which progress is seen as flowing steadily downwards (like a waterfall) through the phases of Conception, Initiation, Analysis, Design,… …
72Pendulum — This article is about pendulums. For other uses, see Pendulum (disambiguation). Simple gravity pendulum model assumes no friction or air resistance …
73Pen — For other uses, see Pen (disambiguation). A ballpoint pen A pen (Latin penna, feather) is a device used to apply ink to a surface, usually paper, for writing or drawing. Historically, reed pens, quill pens, and dip pens were used, with a …
74Office of the future — The office of the future is a concept dating from the 1940s. It is also known as the paperless office . After sixty years of unfulfilled prophecies the phrase paperless office has been discredited somewhat. Research and development around the… …
75Mary Ellen Carroll — Nationality American Field Conceptual art, installation art, performance art Works Federal, prototype 180, Doppelganger Tapes …
76German military rifles — The evolution of German military rifles is a history of common and diverse paths followed by the separate German states, until the mid 19th century when Prussia emerged as the dominant state within Germany and the nation was unified. This article …
77Aggregate Level Simulation Protocol — The Aggregate Level Simulation Protocol (ALSP) is a protocol and supporting software that enables simulations to interoperate with one another. Replaced by the High Level Architecture (simulation) (HLA), it was used by the US military to link… …
78alphabet — /al feuh bet , bit/, n. 1. the letters of a language in their customary order. 2. any system of characters or signs with which a language is written: the Greek alphabet. 3. any such system for representing the sounds of a language: the phonetic… …
79education — /ej oo kay sheuhn/, n. 1. the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life. 2. the act or process of… …
80North American P-51 Mustang — P 51 redirects here. For other uses, see P51 (disambiguation). P 51 Mustang P 51 Mustangs of the 375th Fighter Squadron, 361st Fighter Group …
