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https://youtu.be/n2zOdsxC_eo Sports balls of all varieties whether it be soccer, or hockey, or tennis, owe their resilience and reliability to an unusual polymer, one whose derivatives and spinoffs... read more
Contributed by Les Asselstine. Our students can and should take responsibility for litter on the schoolyard and in the neighbourhood. Here are some possible activities. Regularly collect litter... read more
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