迪师儿 is an app developed specifically for preschool teachers using the Teddy Education System. With this app, teachers can easily upload photos of the children to the Teddy system and view them in the background. The photos can be organized by album and tagged with relevant information.

One of the key features of 迪师儿 is the "Observation Records" function, which allows teachers to record the daily progress and activities of the children using text and photos. This helps in documenting and tracking their development over time.

Another useful feature is the "Health Assessment" tool, which enables teachers to conduct growth and development assessments for the students. The results can then be shared with parents in the form of detailed reports.

Lastly, the app also provides an "Evaluation" feature, allowing teachers to provide personalized feedback and comments on the children's growth and progress.

Overall, 迪师儿 is a valuable tool for preschool teachers using the Teddy Education System, providing convenient photo uploading, observation recording, health assessment, and evaluation functionalities.