In place of                  felt                    disciplines                   is becoming             uncommon                                      was formulated        Indicate                created                      in an attempt               employed <p>Giuseppe Airoldi 1) ______________the first crossword puzzle on 14 Sept.1890 while Arthur Wynne published the first "modern” puzzle on 21 Dec. 1913 (Wikipedia, 2009). The popular pastime of completing crossword puzzles 2) ______________ a pedagogical activity now. Some of the 3) ______________that have employed crossword puzzles include information systems (Gomez and Scher, 2005), human development (Weisskirch,2006), education (Bonwell and Sutherland, 1996), psychology (Crossman and Crossman, 1983; Hambrick et al., 1999), human physiology (Bailey et aL, 1999), sociology (Childers, 1996), geography (McKenny,1970), and biology (Franklin et al., 2003). Gomez and Scher (2005) 4)_____________ that logical thinking and correct spelling are integral in solving crossword puzzles. Bonwell and Sutherland (1996) promoted puzzles as an active-learning strategy. Weisskirch (2006) felt that crossword puzzles provide an appealing way fbr exam review. The use of "games" in pedagogical settings is not 5) . _______________Sulzman (2004) utilized variations of games such as Jeopardy and Pictionary in introductory soil science recitation sections. Davis (1997) 6) ______________a Chutes and Ladders approach in teaching nitrogen transformations to cooperative extension audiences. 7) _______________to develop more active and collaborative learning in Intro ductory Soil Science Laboratory at Colorado State University, I decided to use crossword puzzles as group activities 8)_______________ traditional short-answer questions. The majority of the mat an introductory course involves learning terminology. I 9) _______________that crossword puzzles might be a different and more interesting way to learn soil science vocabulary than traditional approaches. Two hypotheses regarding the use of crossword puzzles as graded, group exercises 10) _______________ as follows: Hypothesis 1: Crossword puzzles will increase students9 interest in lab assignments. Hypothesis 2: Student reaction to each survey questions would correlate to their total course points earned or their academic major  </p>