Product Description: If your kids are learning about the ring of fire, plate boundaries, subduction, tsunami formation, convection of heated water and magma within Earth, then this video is a worth watch. By far, this video has the best animations of subduction - you should check it out even if just to keep the video in your teacher tool kit - find free on YouTube (from the History Channel) here. The 22 question anticipation guide keeps your kids focused and attentive on the video, and at the en