Cambridge color test. This is a lot like the Ishihara test, except that you look at a computer screen. You’ll try to find a “C” shape that’s a different color than the background.

Seeking to become the greenest city in the country, Cambridge, Mass., will launch a sweeping $70 million energy efficiency program to conserve energy in virtually every building within city ...

The 700 students at Cambridge Elementary School in Concord, along with staff members, recently voted on the new color design and theme for Project Color Corps planned this summer. Project Color ...