There are also very cool methods for developing logical thinking, visual memory, and so on in preschool children. For example developmental cards such as about fruits https://wunderkiddy.com/activity-sheet/fruits-and-vegetables-3 , I took from here and my child spent such an activity. It was necessary to sort fruits by groups and colors. This is very important including to improve the perception and concentration of the child. So it is definitely worth a try. Good luck with it, I hope it helped.