Book Review of Accessible Elements: Teaching Science Online and at a Distance Accessible Elements: Teaching Science Online and at a Distance Edited by Dietmar Kennepohl and Lawton Shaw Athabasca University Press : Edmonton, AB Canada . 2010 . xxv + 282 pp. ISBN 978-1-897425-47-3 (paper) $39.95. (Also available as an ebook: ISBN 978-1-897425-48-0 .)