Category Archives: competitions

Sail Boats with Wings

In 2004, I had the privilege of visiting some Airbus aerospace engineers in Bristol, UK to see their latest project: a sail boat named Invictus. They had designed the catamaran with a  rigid sail–it looked and acted like an airplane wing–to compete … Continue reading

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Sample Problems (and Solutions) from the 2009 International Mathematics Olympiad

Earlier this month, high school students from around the world gathered in Bremen, Germany to test their math skills in the 50th annual International Mathematics Olympiad. If you’re interested in the type of problems that high school students can solve … Continue reading

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