Using Cognitive Models to Guide Instructional Design: The Case of Fraction Division
Bethany Rittle‐Johnson, Kenneth R. Koedinger · eScholarship (California Digital Library) · 2001
Cogni t i ve m odel i ng can be used t o com pare al t ernat i ve i nst ruct i onal strat egi es and t o gui de t he desi gn of curri cul um m at eri al s.W e m odel ed t wo al t ernat i ve strat egi es for fract i on di vi sion, and t he m odel s l ed t o speci fi c em piri cal predicti ons of t he benefi t s and draw backs of each st rat egy.These i nsi ght s provi ded concrete suggesti ons for devel opi ng l essons on fracti on di vi sion, incl udi ng a new pot enti al strategy that com bi nes t he benefi t s of the t wo st rat egi es.This on-goi ng work i l l ust rat es t he pot ent i al of cogni t i ve m odel i ng for i nform i ng t he desi gn of bet t er m at hem at i cs curri cul a.