CARL RUSSO Staff photo. GAZETTE SPOTLIGHT: The Annual Haverhill Public Schools' Middle School Science Fair was held recently at the Haverhill High School Cafeteria. More than 120 student projects were on display. Whittier 7th. graders, Emily McLaughlin, left and Allison Becker stand next to their Crest vs Colgate project. Their hypothesis is that Crest and Colgate will work the same way and kill equal amounts of bacteria when brushing. 5/09/2016

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