Horrible Science

187 pages 1997

nonfiction childrens science funny informative lighthearted fast-paced

159 pages paperback 2003

nonfiction childrens science adventurous funny medium-paced

176 pages paperback 2002

nonfiction childrens science challenging funny informative fast-paced

128 pages paperback 2001

nonfiction middle grade science informative medium-paced

224 pages 2000

nonfiction childrens science funny informative lighthearted medium-paced

208 pages paperback 1997

nonfiction childrens science funny informative lighthearted medium-paced

160 pages paperback 2000

nonfiction childrens science funny informative medium-paced

224 pages paperback 2000

nonfiction middle grade science funny informative lighthearted medium-paced