Fred Bortz

25 books

110 pages paperback 2005

nonfiction biography science informative inspiring lighthearted slow-paced

158 pages paperback

nonfiction childrens nature science technology young adult informative medium-paced

64 pages 2012

nonfiction science informative medium-paced

80 pages 2010

nonfiction science informative slow-paced

48 pages hardcover 2007

challenging informative reflective fast-paced

80 pages

nonfiction autobiography biography childrens history nature science technology young adult

80 pages

nonfiction autobiography biography childrens young adult

missing page info 2001

medium-paced

64 pages

nonfiction science young adult medium-paced

80 pages

nonfiction biography young adult medium-paced