A Burr Puzzle consists of at least three rods intersecting each other at right angles. The most famous and well known type is the six piece burr where three sets of two rods intersect each other.
At this site we let you explore six piece burrs. You can select either from a list of a few precalculated burrs, or you can select six pieces of your own making and then have us calculate the possible solutions for you.

This is a collection of short articles designed to provide an introduction to the areas of modern mathematics and pointers to further information, as well as answers to some common (or not!) questions.

This is a short document describing the preferred (or made up, depending on who you ask) management style for the linux kernel. It's meant to mirror the CodingStyle document to some degree, and mainly written to avoid answering the same (or similar) questions over and over again.

Vollmer's Wörterbuch der Mythologie aller Völker

Das Wörterbuch von Vollmer in der Auflage von 1874 ist ein wahrer Schatz an Informationen über alte und überlieferte Mythologie.

We'll be brief: Hemingway once wrote a story in just six words ("For sale: baby shoes, never worn.") and is said to have called it his best work. So we asked sci-fi, fantasy, and horror writers from the realms of books, TV, movies, and games to take a shot themselves.

The number 6174 is a really mysterious number. At first glance, it might not seem so obvious. But as we are about to see, anyone who can subtract can uncover the mystery that makes 6174 so special.