A Post-it note on a door with a reminder written in a child's handwriting can help them remember to perform tasks.

“we literally did this with my son who always had his towel on the floor and I was just like I bet he just doesn't remember he literally doesn't see it we talked about it and he's like we talked about him putting a Post-It literally something simple like a Post-It on my door that just says pick up my towel he wrote it in his own handwriting right trying to facilitate him like solving his own problems and now he has a much higher rate of picking up his towel”