Rolly polly

This is one of the games prohibited by Edward IV.; and received its denomination from being played with one half of a sphere of wood. Half-bowl is practised to this day in Hertfordshire, where it is commonly called rolly-polly; and it is best performed upon the floor of a room, especially if it be smooth and level. There are fifteen small pins of a conical form required for this pastime; […] the bowl, when delivered, must pass above the pins, and round the end-pin, without the circle, before it beats any of them down; if not, the cast is forfeited: […]

[Romy Tinkle] What is that thing, Quincy?! / [Quincy Tinkle] Um … It's a giant Rolly Polly (Pill Bug). It's been living entirely on my body-building protein powder, apparently!!