Hehe, I was also a child of science fairs as my route to Science (and now software). I dunno if I would say it should be a standard teaching instrument, but I

Hehe, I was also a child of science fairs as my route to Science (and now software). I dunno if I would say it should be a standard teaching instrument, but I certainly learned a lot about macro and micro economics, finance, logistics, supply chain management etc etc.