Pnt du Gard – Great pictures, but these don’t provide any sense of scale. In the aeiral image, look at … More
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prepare to be employed
Times are changing. If there ever was a time when engineers were all nerdy guys in white shirts with pocket … More
plasma cutter
Plasma – one of the four fundamental states of matter (the others being solid, liquid, and gas). Heating a gas … More
New Horizons
NASA’s New Horizons spacecraft – On July 14, 2015 tiny, far-flung Pluto is about to have a visitor — at … More
plywood
wood wings Bellanca Cruisair – The wing was a relatively high-aspect ratio, all-wood unit that utilized a special Bellanca airfoil. … More
AlkaSeltzer rockets
rocket animation Alkaseltzer Rockets – Learn about NASA’s work, Aerospace Engineering, and Newton’s Second law while making and launching rockets … More
Pinewood Derby® car
One of the most important annual events for Cub Scouts everywhere is the Pinewood Derby®. Each participant starts with the … More
pipes, liquid, flow
Flow Pipe Design Challenge statement Questions correspond to the steps in the [/Engineering%20Design%20Process Engineering Design Process]. Ask (What? Ask questions, … More
pizza box
Pizza box – the typical form we now know and love: 16 inches by 18 inches and approximately two-inches thick, … More
piezoelectricity
Piezoelectricity (also called the piezoelectric effect) is the appearance of an electrical potential (a voltage, in other words) across the … More
plasma
Plasma talk Push the blue button to start the Plasma Ball glowing Then talk to one of the round side … More
PC personal computer
The personal computer, 1970s – Like the lever and the abacus, it augmented human capabilities. Personal computer – a general-purpose … More
perpetual motion
Perpetual motion – “motion that continues indefinitely without any external source of energy; impossible in practice because of friction.” It … More
pharmaceutical
Pharmaceutical industry – develops, produces, and markets drugs or pharmaceuticals licensed for use as medications. They are subject to a … More
Pi
The infinite life of pi (video 3:45) – The ratio of a circle’s circumference to its diameter is always the … More
engineering 4 kids 