Week in Photos July 20-26, 2014

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Danielle Guerra - dguerra@shawmedia.com
St. Mary's seventh-grader Megan Anderson blows bubbles in a mixture while testing the pH levels in Kristen Alger's summer intensive science class on Thursday, July 24, 2014 at the school in DeKalb. St. Mary's Catholic School had about 35 students sign up for the eight different week-long summer classes. Alger's class was a "Mythbusters" type science class focusing on polymers, bottle rockets, and thermal energy.