Preliminary Results of Audience Response System Use For Conceptest Evaluation in Large- Lecture Introductory Geology Classes Ann E Holmes Univ. of Tennessee, Chattanooga Ann E Holmes Univ. of Tennessee, Chattanooga
Acknowledgments Research Funded by NSF-CCLI Grant # Lead colleagues David Steer, Julie Libarkin - University of Akron Other collaborators Arizona State University – Steve Semken California State University, Fullerton - ? Community College of Rhode Island - Kortz University of North Carolina, Charlotte - Jake Armour
What are Conceptests? Multiple-choice questions used to: –Explore depth of student understanding –Provide timely feedback for students and instructors –Facilitate peer instruction and just-in-time teaching –Utilize Bloom’s Learning Domains Knowledge Understanding Application Analysis Synthesis Evaluation
Where Can I Find Conceptests? / Available online: conceptests/index.html conceptests/index.html
Large-lecture Intro Physical Geology Classes at UTC Semester class students in theatre-style room Meets 2 times/week for 1 hr 15 min. 3 exams & a final (all scantron) Multiple choice with 10 pt essay
i>clicker use engages students provides anonymity active learning provides practice answering questions before the exam instructor knows if material needs more discussion mages/pcinstall_08_V2.jpg
Suggestions for i>clicker use Provide reward points Keep reward small (mine is 2 pts maximum per session) Use similar conceptest questions on exams lks/Reach2009/reach20095.html
Examples of Conceptest Questions
Open, Closed, Isolated Systems Question #1 ind. response Which system icon below represents an isolated system? AB C
Open, Closed, Isolated Systems Question #2 after peer review Which system icon below represents an isolated system? AB C
Open, Closed Isolated Systems Question #3 similar question What type of system is represented here? a.Open b.Closed c.Isolated
Systems Exam Question Two systems (fishbowls with migrating fish) in the photo below are considered __ systems. a. isolated b. closed c. open d. transparent e. eco-
Systems Exam Question Answer Two systems (fishbowls with migrating fish) in the photo below are considered __ systems. a. isolated b. closed c. open d. transparent e. eco- 98.6% gave correct answer
Plate Tectonics Map #1 individual response Examine the map and answer the question that follows. How many plates are present? a. 3 b. 4 c. 5 d. 6
Plate Tectonics Map #1 After peer review Examine the map and answer the question that follows. How many plates are present? a. 3 b. 4 c. 5 d. 6
a. 3 b. 4 c. 5 d. 6 PT Question #1 Similar Concept Examine the map and answer the question that follows How many plates are present?
PT Exam Question How many lithospheric plates are located in the map below? a. 5 b. 4 c. 3 d. 2 e. 1
PT Exam Question Answer 87.8% gave correct answer How many lithospheric plates are located in the map below? a. 5 b. 4 c. 3 d. 2 e. 1
Earthquake Question #2 ind. response Which of the maps below best represents the distribution of magnitude 6 or greater earthquakes in South America within a decade?
Earthquake Question #2 peer review Which of the maps below best represents the distribution of magnitude 6 or greater earthquakes in South America within a decade?
Earthquake Question #2 similar question Which of the maps below best represents the distribution of magnitude 6 or greater earthquakes in North America within a decade?
E’quake Exam Question Which of the maps below best represents the distribution of magnitude 6 or greater earthquakes in South America within a decade?
E’quake Exam Question Answer Which of the maps below best represents the distribution of magnitude 6 or greater earthquakes in South America within a decade? 86.4% chose A as correct answer
Table of Clicker Results Plate Tect.E’quake Spring 2009 n=~70 Ind 30.5% Peer 54.0% Sim 91.5% Ind 39% Peer 81% Sim 86% Fall 2009 n=~60 Ind 30.5% Peer 54.0% Sim 91.5% Ind 85% Peer 95% Sim 82%
Addressing Bloom’s Taxonomy of Learning Through Effective Clicker Questions