Clockwise from top left:
Hat with contrast turnback, main colour: 4-6yrs 1 ball, 7yrs - adult 2 balls. Plus 1 ball contrast.
Hat with pompoms: 3 balls.
Striped hat, main colour: 2 balls. Contrast 1 ball.
Plain hat: age 4-9yrs 2 balls, 10yrs to adult 3 balls.
Based on 50g balls Sirdar Big Softie superchunky yarn. Superchunky tension 9st/ 12 rows to 10cm, 10mm needles. 8mm and 10mm needles.