Pre-calculus students work in pairs during mathematics teacher Marie Preswood’s class at Washington High School in Parkland, Washington on Thursday, May 4, 2017.
Pre-calculus students work in pairs during mathematics teacher Marie Preswood’s class at Washington High School in Parkland, Washington on Thursday, May 4, 2017. Tony Overman toverman@theolympian.com
Pre-calculus students work in pairs during mathematics teacher Marie Preswood’s class at Washington High School in Parkland, Washington on Thursday, May 4, 2017. Tony Overman toverman@theolympian.com