Treefolk Tribes (symmetry, sorting, sequence)

Treefolk Tribes (symmetry, sorting, sequence)

Treefolk Tribes (MathPickle 2020)   This puzzle doesn’t have a strong endpoint – you’re exploring for the sake of exploring! Organizing these Treefolk based on their symmetry – whether they want you to or not 😉 Here is a pdf of the seven...
Emoji Democracy (counting, fractions, shapes)

Emoji Democracy (counting, fractions, shapes)

Emoji Democracy Democracies can be attacked by altering the boundaries of voting regions. This has been done in many countries from Apartheid’s South Africa to Hong Kong under the Chinese Communist Party. Its English word is “gerrymandering.” In this...
Pin Board Murders (patterns, angles, discussion)

Pin Board Murders (patterns, angles, discussion)

Solving murder mysteries have police making connections between underworld characters. Strings are pinned up between existing suspects. New subjects are pinned up.  It all looks like a big mess. But never fear! We are here to bring order to this chaos! Hopefully, our...
Packing Pasta (estimate, measure, volume)

Packing Pasta (estimate, measure, volume)

Packing Pasta (MathPickle, 2019) This problem is good to introduce volume and density calculations to a classroom. Top students and those interested can continue to the greatest packing website in recreational mathematics: Erich’s Packing Center. The pages...