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  • Lisa Hudson

    July 6, 2020 at 10:31 pm

    Wow, it is amazing to think about the increase of 1 billion up to one trillion. It reminds me of the national debt of the US and how the magnitude of the number 1 trillion is something that is not comprehensible to our students, no matter their age. As adults, how many of us have anything that we can compare it to?