Here are some good PDF for IED Knowledge.
https://inside.jieddo.mil/docs/Org_A...icon_Edition_4 0_(October 2012).pdf
https://inside.jieddo.mil/docs/Polic...ok%20(OCR).pdf
Below is a pretty good Ppt show. I would request an updated for your RC (AFG), Country (Outside of AFG), and for Iraq. You can request a Pre-Deployment Training TSP/POI slide show for your unit too.
https://inside.jieddo.mil/docs/Strat...ssaging/JIEDDO 101/(U) 20150304_C-IED Overview (JIEDDO 101).pptx