On Wednesday it offered the first proctored final exam for its "Circuits and Electronics" course.

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The Arno provides beginners with interesting circuits built right into the board, so they can focus on learning the basics of electronics and the Arduino language without needing to assemble and troubleshoot circuits.

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Flexible electronics will allow circuits, displays and solar captors to be integrated anywhere in the battle suit, including in the soldier's mask, as a transparent display.

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Two low-temperature cooling circuits ensure that the four electric motors and the power electronics are maintained at an even operating temperature.

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One was a kitchen chemistry set for growing crystals and the other a simple electronics kit, based partially around parts of a Snap Circuits set, that has kids building an electromagnet and lighting up an LED.

ENGADGET

Now, John Rogers of the University of Illinois, Urbana-Champaign, who is one of the pioneers of flexible electronics, has devised a new technique to create ultra-thin and flexible circuits suitable for medical use.

ECONOMIST: Bioelectronics

Most electronics are made in the form of integrated circuits, which are tiny chips that contain transistors and other components etched onto silicon wafers.

ECONOMIST: Bioelectronics