I just saw this video about how Japanese children do long multiplication and I was mesmerised.  Take a look…

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I originally saw the above video in a post on lifehacker and here are some other posts and videos about this multiplication method:-

• http://www.magicalmaths.org/how-japanese-kids-learn-to-multiply/
• https://www.math.hmc.edu/funfacts/ffiles/10006.1.shtml

I home educate my daughter and am definitely going to try and teach her this method. Wish I’d learned this visual way of doing maths when I was younger!