Keep It Even

Take 16 items and put them in rows of 4 each. Remove 6 leaving an even number of objects in each row and each column.

Source: https://www.icollector.com/16-ANIMAL-PROOF-COINS-FROM-AROUND-THE-WORLD-APPROXIMATELY-2-oz-OF-SILVER_i9595385

Eight Squares

Arrange 15 large paperclips (all paperclips need to be the same size) so that they form eight complete squares all the same size. No match may be overlapped or broken and no square my be formed inside another.


You want to survive the zombie apocalypse. Each group has x people. The zombie stands in the middle of the group and will pick the xth person to eat. Where should you stand to be the last person standing?

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