1.   I see it as a tiny melon scoop.

2.   Serve in wide champagne goblets using melon ball scoop to make balls of sorbet.

3.   Using a tablespoon measure, or a melon scoop, scoop out a spoonful of dough and roll with hands into a ball.

4.   Using a melon ball scoop, dig out the center of each potato half and discard.