Misconceptions are sometimes called "alternative conceptions" in acknowledgement of the fact that although these concepts are inaccurate, they are congruent with prior experiences. The idea that misconceptions must be addressed to improve learning is helpful to remember when developing a case study. Students will bring their existing…

While circulating the room during a classroom activity where preservice teachers are required to teach a mini-lesson to their classmates, Jane Metty's ear was drawn to one particular group where a student asked, "What color is blood?"--and heard the student teacher confidently answer, "Blue." She then began to wonder where…

Explains the differences between successful and unsuccessful problem solvers' exploration of a problem, translation of information into different forms, approach to devising and executing a plan, and rechecking work. (RT)