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10:22 Part 3: Secretary of Education Arne Duncan… Part 3: Secretary of Education Arne Duncan Addresses NSTA New Orleans Conference	Part 3: Secretary of Education Arne Duncan Addresses NSTA New Orleans Conference arne duncan new orleans speech nsta national science teachers association science From NSTA on August 30th, 2019 0 likes 0 plays
09:59 Part 2: Secretary of Education Arne Duncan… Part 2: Secretary of Education Arne Duncan Addresses NSTA New Orleans Conference	Part 2: Secretary of Education Arne Duncan Addresses NSTA New Orleans Conference arne duncan new orleans speech nsta national science teachers association science From NSTA on August 30th, 2019 0 likes 0 plays
09:59 Secretary of Education Arne Duncan Addresses NSTA… Secretary of Education Arne Duncan Addresses NSTA New Orleans Conference part 1	Secretary of Education Arne Duncan Addresses NSTA New Orleans Conference part 1 arne duncan new orleans speech nsta national science teachers association science From NSTA on August 29th, 2019 0 likes 0 plays