School-Safe Puzzle Games

Strimko for October 2010

Strimko for October 2010

Strimko-a fun logic puzzle with 3 levels of difficulty-is created by Peter Grabarchuk and his family.

Every month or so we have a special flash version for visitors, along with printable PDF sheets.

The object of the puzzle is to fill in the missing numbers, keeping in mind these simple rules:

  • each row must contain different numbers
  • each column must contain different numbers
  • each stream must contain different number
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