If you're looking for a fun and interactive way to teach your preschooler the Russian alphabet, Alphabet for children by Amaze Solution is an excellent choice. This free Android app is designed with colorful pictures and a simple menu that makes it easy for kids to learn the alphabet on their own.

The app features each letter of the Russian alphabet mapped to a picture whose name begins with that letter. This makes it easier for kids to remember the letters and their corresponding sounds. The app is easy to navigate and the pictures are engaging enough to keep your child entertained while they learn.

Overall, Alphabet for children is a great app for parents who want to help their child learn the Russian alphabet. With its fun and interactive design, it's sure to keep your child engaged and interested in learning.