The goal of this project is to collect the available educational Java applets into usable encyclopedia-like collection. Web currently contains a reasonable number of FOSS java applets, many requiring fixes, undocumented and difficult to find. Applets are also can be launched through web start. See wiki for licensing details. We still use Kenai repository at the moment.
A psychometric research project inspired by the Rasch book "Probabilistic Models". The aim is to code a large number of (initially) Primary/Grade School math questions, and to use probabilistic analysis to estimate item difficulty and student ability on a common scale.