Based upon Ausubel's theory of meaningful learning, this study focused on the use of concept maps (diagrams that portray relationships among concepts in a given area of study) to help students identify logical relationships between a new concept and concepts already known. Relationships of a learner's prior knowledge and cognitive development to…

Developmental patterns in one mode of formal reasoning (probabilistic reasoning) were examined in this research study, specifically: (1) to determine if developmental patterns of probabilistic reasoning could be confirmed using a large, diverse sample of subjects, and if they could be similar despite variations in the complexity of the reasoning…