Consider the differences between quartz and marble, including these pros and cons about durability, maintenance, value, and ...

The material of choice for design buffs in the know, this marble is set to become the hottest material of the year.

A music box made large, the device's cogs ... drums and even the strings of an electric bass. Wintergatan - Marble Machine (music instrument using 2000 marbles) The mechanism is hand-cranked ...