The 22-year-old budding entrepreneur thinks she has found a way to help shoppers (mainly women) get the size right the first time--no mean feat in an age of hyper-specialized clothing sizes that vary greatly across different brands and retailers.

FORBES: What Size Are You--Really?

Particles must be just the right size:too big and they will stick to the throat, too small and they get exhaled right out.

FORBES: Waiting to Inhale

They were even able to use a stone of the wrong size to release one of the right size, which they then used to get the waxworm, and, more remarkably still, to prune twigs off a stick to make it fit the tube.

ECONOMIST: Tool use by non-tool-using animals