Math 222 — Second Semester Calculus
Math 415 — Applied Dynamical Systems, Chaos and Modeling
History of maths web site of the University of St Andrews in Scotland.
Pythagoras: wiskundetijdschrift voor jongeren (in dutch)
Gutierez' Animated Geometry Website.
National Center for Science Education. (Defending the Teaching of Evolution in the Public Schools)
Beta bibliotheek VU | Catalogus
Pictures of my family, myself, a conference I went to, and also one I missed.