This dissertation is comprised of three independently conducted studies, linked by investigation into the development of thinking skills deemed necessary for the 21st
Century.
While educators and policy makers advocate teaching students creative and
critical thinking skills to address an increasingly global and complex world, they
simultaneously mandate accountability through evidence-based educational practices.
The results of these studies add to the literature base relating to the claims of specific programs and curricula purporting to teach 21st Century skills and to the relationship between two of those skills—creative and critical thinking.
Study 1 was a qualitative investigation of learning outcomes for secondary students who participated in an advanced, online, case-based course in environmental science.
Growth in critical thinking outcomes was evident for most students exposed to the research-based curriculum.
Study 2 , the researchers investigated learning outcomes in the areas of creative problem solving creative and critical thinking, and teamwork for middle school students who participated in a creativity enhancement program, Destination Imagination.
Results indicated that participation supports growth in 21st Century skills for middle school participants.
In Study 3, the relationships between critical thinking and divergent thinking in middle school students were assessed, and the researcher investigated whether there