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Mr. Yahn's SchedulePeriod 1 Design & Drawing for ProductionPeriod 2 PrepPeriod 3 Design & Drawing for ProductionPeriod 4 Web DesignPeriod 5 Cafe DutyPeriod 6 Principles of EngineeringPeriod 7 LunchPeriod 8 Computer Graphicskevin.yahn@wcsdny.org(845)298-5100 ext.31051Click the link below to check out our Principles of Engineering class robots in Action!!