Learn a Proper Card Game
Teach them a game adults actually play.
A real job, done properly, by someone who is four.
Hand over the odd sock basket. It is genuinely useful, and children take it seriously.
Matching by multiple attributes at once, colour and size and pattern, is more cognitively demanding than it appears. The reason children stay with it is that the job is real, and being genuinely useful matters enormously to them at this age.
None needed.
The activity is the cleanup.
Teach them a game adults actually play.
A cupboard of containers and lids that do not match. Sort it out.
Not a craft. An actual dish that the family eats.
Fold it in five minutes, then race it across the table for half an hour.
One pot, a few seeds, and a reason to look out of the window every morning.
One deck of cards and enormous patience.