"Why are there so many songs about rainbows?" sings Kermit the Frog in a song (about rainbows) called "Rainbow Connection" from 1979's "The Muppet Movie." And it's not just songs that feature rainbows ...

Secondary colors are the superstars that shine when any two of the three primary colors — red, blue and yellow — team up. The results are orange, green and purple. Think of them as the second level of ...

Red and yellow and pink and green Purple and orange and blue, I can sing a rainbow, Sing a rainbow, Sing a rainbow too. Red and yellow and pink and green Purple and orange and blue, I can sing a ...