A few years ago, I picked up a book called Carschooling, by Diane Flynn Keith. So far, I love it. It's full of fun ideas that can keep our family enjoying a long car ride without falling into arguments due to anticipation or boredom.
On a recent car trip, I dug it out to look for some new math activities. A song that we enjoyed for at least a few verses was a variation of "99 Bottles of Beer On the Wall." I substituted 'beer' with 'juice.' The lyrics went something like this: