Search results for: Carl H. Frederiksen
Learning and Instruction > 2013 > 23 > Complete > 52-59
International Journal of Science and Mathematics Education > 2012 > 10 > 2 > 315-337
Learning and Instruction > 2007 > 17 > 2 > 184-203
Learning and Instruction > 2013 > 23 > Complete > 52-59
International Journal of Science and Mathematics Education > 2012 > 10 > 2 > 315-337
Learning and Instruction > 2007 > 17 > 2 > 184-203