Please click just below for the latest version of this page. I apologize for the inconvenience. Starting in Dec 2006 I gave some pages new filenames and titles to make them more Google-friendly.

Brain teasers - a few more math puzzles from an old book called "Fun With Puzzles".

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Parents, if you're considering tutoring or supplemental education for your child, you may be interested in my observations on Kumon.