Problem of the week:
https://cemc.math.uwaterloo.ca/resources/potw/2020-21/English/POTWA-20-NN-11-P.pdf
Answer:
https://cemc.math.uwaterloo.ca/resources/potw/2020-21/English/POTWA-20-NN-11-S.pdf
Daily Puzzle:
https://docs.google.com/presentation/d/1IytOoRY35yj1JygVI1swyYqGNG4VoRPuS-71r2FEotM/copy
Set Puzzle:
https://www.setgame.com/set/puzzle
https://cemc.math.uwaterloo.ca/resources/potw/2020-21/English/POTWA-20-DP-12-P.pdf
https://cemc.math.uwaterloo.ca/resources/potw/2020-21/English/POTWA-20-DP-12-S.pdf