Ph.D.

8 books

6 hours, 9 minutes audio 2006

nonfiction psychology science self help challenging informative reflective slow-paced

missing page info 2018

nonfiction childrens middle grade science informative slow-paced

330 pages

missing page info

103 pages paperback

304 pages

informative medium-paced

missing page info

medium-paced

320 pages