Let me first introduce myself and this blog, which is titled Total Brain Workout. I am a professor of anthropology at the University of Toronto, and one of my main areas of cultural research is ...

[Kagen Sound] is a woodworker and artist who gives a great behind-the-scenes look at his amazingly high-quality puzzle boxes (video). Not only do his varied puzzle box designs show his math background ...

[Sande24] needed a gift for his father’s birthday. He decided that rather than simply give his father the gifts, he would present his father with a unique challenge. The gifts are locked inside of a ...