Highlight from 'Smart but Scattered' by Peg Dawson and Richard Guare

Make increasing attention a gradual process. Take a baseline by clocking how long your child can stick with a chore, homework, or other assigned task before needing a break. Once you establish the โ€œbase rate,โ€ set a kitchen timer for 2โ€“3 minutes longer than the base rate and challenge your child to keep working until the timer rings.
— Peg Dawson and Richard Guare, Smart but Scattered