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Chalk Talk First Place: Paul Grosen (of Dos Pueblos, on the right) Chalk Talk Second Place: Daniel Zhao (of La Cañada)
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College Bowl First Place, Grades 9–10: Dos Pueblos
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College Bowl First Place, Grades 11–12: Dos Pueblos
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Team Exam First Place, Grades 9–10: La Cañada
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Team Exam First Place, Grades 11–12: La Cañada
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School Winner, Grades 9–10: Dos Pueblos
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School Winner, Grades 11–12: Dos Pueblos

31st Annual Field Day T-Shirt

31 is a Mersenne Prime. As of February 2019 only 51 Mersenne primes had been discovered.
For a more detailed explanation of the T-shirt, click here