Browse resources Displaying 1 - 2 of 2 resources Credit Mitch Lies (Cropped from original) Volunteers: ‘The backbone’ of OSU Extension 4-H Youth Development Approximately 300 volunteers support about 1,000 youths who are directly enrolled in 4-H in Benton and Linn counties. Mitch Lies | Aug 2, 2023 | News story Photo: Oregon State University (Cropped from original) OSU 4-H Teen Teacher Corps OSU 4-H Teen Teacher Corps participants talk about their experience in the program as teen teachers. Mar 2021 | Video