We found that the snails ate the cork, so, to protect it, we covered it with a thick layer of red Harbutt's plasticine. To our surprise, the snails ate away a large amount of the plasticine ...

It is presented here to rekindle a sense of true magic. "Ever since William Harbutt, a teacher, invented Plasticine in the late 19th century, it has been endlessly used to model things like small ...