Pit and Sand Pendulum in Rich Cherry Finish - 12 inch Tall
An ingenious take on a scientific principle that's just as fascinating today as it was when Galileo first studied it! When touched, the suspended weight swings freely under the influence of gravity, creating fantastic, unique designs in the sand! Handsome desktop decor with cherry-finish base. Great executive stress reliever and conversation piece!. Comes with a Mahogany finished bowl-type base and is 12 inch tall, bag of sand, and instructions.