Thursday, October 14, 2010

In the Connecting Tube

Parts of an Hourglass

Connecting Tube

A narrow tube connects the bulbs to allow the sand to flow between the bulbs. The tube is made of the same material as the bulbs, whatever it may be.

More to come (after more sand falls).

A bit more sand has fallen - though not enough to finish this yet, but a television commercial is right along the same lines:

No comments: