try one's hand

try (one's) hand (at something)

To attempt to do something new; to try something for the first time. I need a new hobby. Maybe I'll try my hand at painting! Thanks for letting Janet come to rugby practice with you. I know she's eager to try her hand.
See also: hand, try
Farlex Dictionary of Idioms.

try one's hand

1. Attempt to do something for the first time, as in I thought I'd try my hand at snorkeling. This idiom uses try in the sense of "ascertain by experiment or effort," a usage dating from the late 1500s.
2. Also, try one's luck. Take a chance doing something, as in We thought we'd try our luck at getting a hotel room at the last minute.
See also: hand, try
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • a whack at (something)
  • a crack at (someone or something)
  • a slew of (something)
  • a bird in hand
  • a bird in the hand
  • a/the feel of (something)
  • (I) wouldn't (do something) if I were you
  • a straw will show which way the wind blows
  • a ghost at the feast
  • a walking