Mamo, chcę kupę! Jak skutecznie nauczyć malucha robić siku i kupę tam, gdzie trzeba

Jamie Glowacki's approach seems both practical and compassionate. I'm curious what experiences or research led to this specific technique.

I'm interested in how different children respond to the strategies outlined — did some work better for certain age groups or temperaments?

There are so many methods out there. For those who've tried multiple approaches, did this one feel more manageable or successful?