We have compiled some of our favourite mathematical puzzles in this blog. They have come from a range of sources and solutions for each puzzle are provided at the end. Enjoy.
7/21/2020 12:43:19 pm
According to an internet site, presumably American, "Steel will expand from 0.06 percent to 0.07 percent in length for each 100oF rise in temperature. The expansion rate increases as the temperature rises."
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Ed, Paul and Erin will touch on our favourite Whetstones, and even some things that didn't make it to a Whetstone.