dansmathcast - ya gotta love it ! show #9 explains coordinates and graphs, statistics, polyhedra, math in the media, and more. visit www.dansmath.com for math lessons, an ongoing problem contest, and lots more.

dansmathcast has just crossed over the one billion download milestone! / oh, wait, maybe that was iTunes song downloads / the picture at right is part of the "nested circle world" / the great descartes had a formula back in 1637 for the curvatures of four "kissing circles" / i used it and mathematica to draw hundreds of circles; only a few are shown here / you can learn and see more at my popular website, www.dansmath.com

dansmathcast - the title says it all! show #8 explains mixture, percent, and distance-rate-time problems, tessellations, who's looking at dan, and derivatives in calculus. stop by www.dansmath.com for math lessons, feature pages, a problem-of-the-week contest, and plenty more...

dansmathflix #1 / a video podcast ! / by popular demand, and because i wanted to, our heroes woodhead and safir (voiced by dan and patty) go on their first math adventure ! / "dansmathflix" will share the dansmathcast feed, with animations or short videos illustrating math topics / watch 'em on computer, iPod video, or other gizmo (.mov format for max compatibility)