填写数字：追踪123

Discover a new way for your child to learn to write numbers. This educational app provides children with a way to learn to write numbers in a fun way.

Discover a new way for your child to learn to write numbers. This educational app provides children with a way to learn to write numbers in a fun way.

Key features:

-Use four different colors to follow the numbers on the blackboard. If you write the numbers correctly, you will get 3 stars. If you make a mistake

, You can use an eraser.