Information Age Education - Like Number Puzzles and other Math games and tricks? This site has a bunch of free ebook downloads that on all sorts of math topics - check it out and download some math fun today!
Statistics in Baseball - MLB website showing the probability each team has to make it into the play-offs.
Statcast in Baseball - MLB provides state of the art technology in all their ballparks that takes analytics to a whole new level. These vids are awesome!
Wild Maths - "Wild Maths is a collection of mathematical games, activities and stories, encouraging you to think creatively. We've picked out some of our favourites below - have a go at anything that catches your eye. If you want to explore games, challenges and investigations linked by some shared mathematical areas, click on the Pathways link in the top menu."
Cut the Knot - Collection of math games and puzzles. Does require Java to run the interactive applets.
The Story of Mathematics - A great starting point for diving into the history of mathematics and the works of many of the notable mathematicians.
Fractals - The merging of math and art creates some of the most aesthetically pleasing sights our eyes have seen. Fractals are so simple and yet so complex...definitely worth exploring more!