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Marcelo Wesseler - Educator at ScienceCastle.com Biography: Marcelo has always been a water enthusiast and discovered his love for water at an early age. At the age of 6, he built his first boat together with his grandpa on a lake in Switzerland. Since then, he has had many boats and windsurfers. One of his favorite boats was a converted 10 foot long rescue boat from the 1920s that he sailed for more than 20 nautical miles through the rough waters of the Northern Sea in Germany. At the age of 12, he started windsurfing and won multiple competitions. He still loves this sport so much that he goes windsurfing almost every day in either the San Francisco Bay or in Santa Cruz. Courses by Marcelo Wesseler Marcelo Wesseler teaches the following classes at ScienceCastle.com: Title: Boats Overview: Learn why some things float while others do not, what buoyancy means, and how propellers and sails w... more

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