2 liter Bottle Rockets

materials2-two liter bottlesDuct tapeFin materialScissorsHot GlueLaunch platformCompressorRecording sheetTimerExtra bottle for repair

videoshttp://www.youtube.com/watch?v=S2dzjhzb3

mAhttp://

www.youtube.com/watch?v=xav_7AkUgGw&safety_mode=true&persist_safety_mode=1&safe=active

http://www.youtube.com/watch?v=F-nlZQfFYfA&safety_mode=true&persist_safety_mode=1&safe=active

More vidshttp://www.youtube.com/watch?

v=0qzOzjRJpaU