Using Semantic Networks in a Classroom

Jade Pierce and Bradley Bush: Why don't teachers just do the pretesting and then follow it up with a teacher led explanation that won't lead them off in the different paths, right? It's almost like I suppose to Google, so what if we give a pretest to our students in a class and then have the teacher follow up with a debate, discussion or lecture as opposed to then say to kids, just, you know, use the internet.