1 Computer Animated Mathematics Videotapes -- 2 A Virtual Reconstruction of a Virtual Exhibit -- 3 An Intuitive Approach to Elementary Mathematics on the Web -- 4 OpenMath Technology for Interactive Mathematical Documents -- 5 The StageTools Package for Creating Geometry for the Web -- 6 Communicating and Learning Mathematics with Hypervideo -- 7 Collaboration in a Multimedia Laboratory -- 8 jDvi - A Way to Put Interactive TeX on the Web -- 9 Visual Calculus - Development and Tools -- Color Plates -- 10 EG-Models - A New Journal for Digital Geometry Models -- 11 The Future of Mathematical Software -- 12 A Dynamic Setup for Elementary Geometry -- 13 Dynamic Geometry on WWW -- 14 Minimalistic Tools for Mathematical Multimedia -- 15 Publication of Interactive Visualizations with JavaView -- 16 The Solver Learning Environment for Solving Mathematical Word Problems: Pupils' Discussions -- 17 Interactive Knot Theory with Knot Plot -- 18 Developing Gato and CATBox with Python: Teaching Graph Algorithms through Visualization Experimentation -- 19 Rescalable Real-Time Interactive Computer Animations.