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David Povilaitis

5 books

227 pages paperback 1988

nonfiction essays science informative medium-paced

128 pages paperback

fiction science science fiction challenging informative fast-paced

228 pages 1984

nonfiction mathematics science adventurous challenging medium-paced

missing page info 1984

nonfiction mathematics science challenging informative medium-paced

232 pages 1934

funny reflective slow-paced