Are Imperial Measurements outdated? | Number Hub with Matt Parker | Head Squeeze

by Jay, 9 years ago
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In response to feedback from our awesome subscribers we asked Matt Parker to give us his guide to imperial measurements! Is an inch really an inch or is it three barleycorns? So a 6 inch ruler is actually 18 barley corns! Now where is that bag of barley... For Matt's video on the difference between metric and imperial paper sizes check out his video here: Does your time disappear every time you check out YouTube? Why not stay an extra few minutes and watch James' video on what exactly is one second: