During summer vacation kids get away from school, but ice cream truck vendors are still doing their homework.

Apart from a few rogue trucks that play their own music, most professional ice cream distribution vehicles come complete with a music box from Nichols Electronics.

GRAND RAPIDS -- Ice cream truck music: Even those who've never heard the term know exactly what it is. It's often a different song in different neighborhoods or cities, but all it takes is the ...

ABOARD TRUCK NO. 95 – As music-box tunes tinkle from the white van rolling down Greentree Place in sweltering heat, a man rushes forward, digging into his pocket and scanning the photographic ...

There were music boxes in those ice cream parlors, and many of those boxes played the current, popular songs of the day.

It's part of our summer soundtrack: Ice cream trucks rolling through suburban streets. But are these staples of Americana still around?

Ice cream truck vendor Mohamed Gardian Jalloh plays music that never changes. But he has no idea what it is.