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New Manure Application Technology

Presented by Glen Arnold, Ohio State University Extension

From  Shelby Warner 23 plays 0  

Afterimages Lesson and Activity

This video explains what afterimages are and how they occur in the brain. The explanation is followed by an activity where students create colorful drawings and then create their very own negative…

From  Charlotte Best 19 plays 0  

VM 507-Systems Thinking Part 2

VM 507 Mod15 SysTh2

From  Melinda J Wilkins 81 plays 0