ASTM International sponsored a trip to Riverbend Environmental Educational Center, in Gladwyne, Pa., for about 90 second-grade Bridgeport Elementary School students on Nov. 10. ASTM sponsors Riverbend classroom programs and trips to the center throughout the year for several area schools. Here, some of the Bridgeport second graders are birdwatching amidst the fall foliage on the observation deck at Riverbend with ASTM International's Mary Mikolajewski (left), manager, symposia, ASTM International.