Pocket Chalkboard iP3

from Y Lau, originally released 30th July, 2010

Chalkboard is undoubtedly a simple invention that itself drives inventions and innovation. Chalkboards started revolutionizing education as early as 1801(*)(**) - the very beginning of the 19th century. Probably coincidence, but more probably some kind of consequence - the 19th century turned out a ...

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