legos, and beads in an abacus: https://www.youtube.com/watch?v=ls7R5G37nYk
much less messy than water bottles! -- Dave Täht CEO, TekLibre, LLC http://www.teklibre.com Tel: 1-669-226-2619 _______________________________________________ Bloat mailing list Bloat@lists.bufferbloat.net https://lists.bufferbloat.net/listinfo/bloat
