ANN HERMES /Staff Photo The Eagle-Tribune.
Esperanza Academy students, Salina Sahyouni, 11, left, Sabrina Sahyouni, 12, center, and Ernesha Salcedo, 10, right, discuss the best way to construct gliders at a United Way of Massachusetts Bay and Merrimack Valley young scientist awards ceremony at the Microsoft New England Research and Development Center in Cambridge.
06/17/10

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