%0 Journal Article %T Teachable Agents and the Protégé Effect: Increasing the Effort Towards Learning %A Chase, Catherine %A Chin, Doris %A Oppezzo, Marily %A Schwartz, Daniel %J Journal of Science Education and Technology %V 18 %N 4 %P 334-352 %@ 1059-0145 %D 2009-06-30 %I Springer Netherlands %~ DeepDyve