2 thoughts on “four fours

  1. dude….
    I love this blog!!!! I love that people have done this!! I love that the solutions were from a school near my hometown in PA and Korea. of course.
    that i love such puzzles and math make me a math geek?
    I guess so! can’t wait to show this to my friend Vini (who’s a math teacher) 🙂
    lv
    lai

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