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Booth, Julie L.; Koedinger, Kenneth R. – British Journal of Educational Psychology, 2012
Background: High school and college students demonstrate a verbal, or textual, advantage whereby beginning algebra problems in story format are easier to solve than matched equations (Koedinger & Nathan, 2004). Adding diagrams to the stories may further facilitate solution (Hembree, 1992; Koedinger & Terao, 2002). However, diagrams may not…
Descriptors: Student Problems, Problem Solving, Grade 8, Grade 6
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Condoret, Jean Stephane – Chemical Engineering Education, 2007
The very common situation of waiting for the cooling of a cup of coffee is addressed through a conventional engineering approach, where several important concepts of heat and mass transfer are used. A numerical and analytical solution of the differential equations of the problem are proposed, and assessed by comparing to simple experiments.…
Descriptors: Heat, Engineering Education, Models, Student Problems