/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: cnb4747 https://cdn.slidesharecdn.com/profile-photo-cnb4747-48x48.jpg?cb=1522797501 I am married with twins, Jonathan and Katelyn. I have been teaching math and history for 21 years. I enjoy it very much. I live in the Sierra Foothills on the way to Yosemite on an acre and a half. It's a good life.