Gentle maths practice for getting back to numbers. A helper reads you a
short problem, and you answer by saying the number out loud or typing it
on the keypad. The problems keep changing, and they adjust gently to how
you are doing.
Choose a difficulty
Sit somewhere quiet so the microphone hears you clearly
Allow the microphone when your browser asks
Listen to each problem, then say the answer out loud or type it on the keypad
A friendly summary of your session is shown at the end