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Elliot Soloway’s “Rainfall Problem” (1983) 14% could solve it McCracken’s ITICSE 2001 Group Average score 21% Lister’s Leeds ITICSE 2004 Allison Elliott Tew 2010 Average score on the pseudo-code exam 33.78%, and 48.61% on the “native” language exam.
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Elliot Soloway’s “Rainfall Problem” (1983) • 14% could solve it • McCracken’s ITICSE 2001 Group • Average score 21% • Lister’s Leeds ITICSE 2004 • Allison Elliott Tew 2010 • Average score on the pseudo-code exam 33.78%, and 48.61% on the “native” language exam History of Efforts to Measure CS1 Learning
Hestenes et al.’s Force Concept Inventory • Less than 15% of students understood Newton’s Third Law • Developed interactive-engagement methods • Over 6,000 participants in a study later, showed marked improvements in learning (Hake, 1998) The value of a good yardstick