Name That Ship!
Source: Bodycombe, D. J. (1977). The mammoth puzzle carnival. New York: Carroll & Graf. Appears by permission of the publisher.
A Block Problem
Source: McKim, R. H. (1977). Thinking visually: A strategy manual for problem solving. Parsippan , N.J.: Dale Seymour Publications.
SOLVING PROBLEMS ANALYTICALLY AND CREATIVELY