Intended at first for kids out of school for summer, but you could probably divert anyone with this. Bella and I tried our hands at homemade ice cream this evening. We made vanilla-Heath "blizzards," and they were great. Best part? Took 5 minutes, start to finish. More details are over here
, but the basics are just milk, vanilla, and sugar in a zip bag, shaken for a few minutes (4, for us) inside a larger bag containing ice and rock salt. Try it! If nothing else, it will distract you from HARRY POTTER for five minutes. Sheesh.