Predicting performance in ninth grade algebra through the use of Piagetian tasks, achievement test scores, and previous performance

Olsen, Gary Albert2016-11-232016-11-231976https://scholarworks.montana.edu/handle/1/10886enAlgebraEducation, SecondaryPrediction of scholastic successPredicting performance in ninth grade algebra through the use of Piagetian tasks, achievement test scores, and previous performanceProfessional PaperCopyright 1976 by Gary Albert Olsen