tag:blogger.com,1999:blog-697013836872066663.post-24680603701210588562008-06-13T16:39:00.000-07:002008-07-15T12:45:05.621-07:002008-07-15T12:45:05.621-07:00

This past spring, in a few classrooms around Chicago, bugs were crawling through the walls. Students couldn't hear the critters, but they could see them on display screens posted around the rooms that provided a visual example of what was burrowing around in the sheetrock. With field guides in hand, these students tracked these bugs -- counting how many existed in each wall, taking notes of which

Lisa Guernseyhttp://www.blogger.com/profile/05802490119006848211noreply@blogger.com0