24 hr Challenge: can anyone beat the memory of my top 3 Ss? #piday #pi #math #CISprimary @MsAynsleySmith @alisonetremblay @TylerMcKibbon http://pic.twitter.com/62gg0fPnPv— Thomas Hansen (@thansen_edu) March 15, 2017
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March 15, 2017 at 11:46AM
