Jennie Ruby

5 books

144 pages missing pub info (editions)

nonfiction computer science medium-paced

138 pages first pub 2009 (editions)

informative lighthearted medium-paced

382 pages first pub 2013 (editions)

243 pages first pub 2013 (editions)

missing page info first pub 2015 (editions)

informative lighthearted medium-paced