The same twenty minutes with the same app. Drag the divider to the left — the ribbon gets chopped apart, and every interruption stacks up as a block in the tower on the right. The dashed lines are the way back.
1
pick an app your child likes
2
one mark per interruption
3
multiply by three
4
"what were you doing?"
Unbroken play — the thread holds
Interruption — ad, pop-up, offer
The way back — the hidden bill
20
minutes is all the count needs
1
mark per interruption, and your child holds the pencil