To make chocolate curls, microwave a 3 to 4 - inch long chocolate block or bar on 50 % power just until it is warmed slightly. (eatwisconsincheese.com)
I've heard lots of teachers say they like to use food such as chocolate blocks, cakes and pizzas to teach fractions. (teachermagazine.com.au)
Hi Emma - leigh You could make a coconut oil based raw chocolate, only it will melt a LOT faster when you're eating them, or melt down some raw chocolate blocks from a health food store, or even quality dark organic chocolate (70 + percent). (abigailoneill.net)