Nancy Bullard on MSN

Sidewalk Solar System Turn My Driveway Into a Space Science Lab

In this video I turn my sidewalk into a colorful model of the solar system using sidewalk chalk. I draw each planet to scale ...
insider.si.edu

Planet Walk: University of Delaware Scale Model Solar System, (sculpture)

A scale model of the solar system, with each planet depicted in relief on individual square granite markers installed atop concrete bases embedded in the ground. Each planet bears a laser etched ...