

Assessing fifth grade children's rational number knowledge in a non-verbal application context: the darts game
In: Recherches en didactique des mathématiques, Jg. 7 H. 3, S. 51-741986


Collaborative Research Centre "Situated Artificial Communicators" at the University of Bielefeld, Germany
In: Artificial Intelligence Review, Jg. 10 H. 3-4, S. 165-1701996





Construct a sum: a measure of children's understanding of fraction size
In: Journal for research in mathematics education, Jg. 16 H. 2, S. 120-1311985
Contract-net-based learning in a user-adaptive interface agency
In: Distributed Artificial Intelligence Meets Machine Learning - Learning in Multi-Agent Environments, Jg. 1221, S. 202-2221997
Dynamic conceptualization in a mechanical-object assembly environment
In: Artificial Intelligence Review, Jg. 10 H. 3-4, S. 345-3681996

Estimation and children's concept of rational number size
In: Estimation and mental computation, Jg. 1986, S. 103-1111986


Identifying fractions on number lines
In: Journal for research in mathematics education, Jg. 19 H. 3, S. 215-2321988

