A small distraction: The floating Sand Timer

It is helpful for some people to have some distractions.

Then they can get back to the work of overcoming math-phobia or errors that you learned years ago ...


Learning should be fun for the learner.


The "miracle"



THE ANSWER
http://physics.stackexchange.com/questions/90298/can-sand-falling-in-a-floating-hourglass-cause-it-to-sink-follow-up-to-hourgla