buzzer

buzzer - noun

a push button at an outer door that gives a ringing or buzzing signal when pushed

a signaling device that makes a buzzing sound

buzzer - thesaurus

Scrabble score = 26

generated at 09:34:13 on 15-08-24

"I ran the trial with a small group of students over three weeks before the summer holidays," she says. "I quickly saw the benefits, and signed up."

King's Leadership Academy, Warrington