The document discusses using low-cost interactive whiteboards for multimedia learning. It describes some benefits of interactive whiteboards like active learning, various teaching styles, and improved student concentration and test scores. However, interactive whiteboards also have drawbacks like overreliance on teaching materials and varying customization needs. Finally, the document proposes a low-cost interactive whiteboard solution using inexpensive hardware like a computer, projector, Wiimote, and LED pen and open source software.