"열려라! 지식문 입체 백과" is an educational app developed by 교원. It is available on the Android platform and is free to download. This app falls under the Education & Reference category.

The main purpose of "열려라! 지식문 입체 백과" is to provide children with a fun and interactive way to learn and satisfy their curiosity. It consists of 66 videos and 34 interactive activities that cover 100 interesting topics. By using digital content and image recognition icons, children can explore and learn about various subjects in detail.

The app allows children to watch videos and engage in interactive activities, enabling them to learn about the world around them while having fun. It aims to provide a vivid learning experience and help children find answers to their questions.

Please note that the app may not work properly on some devices depending on their specifications and manufacturer. For customers using the 교원태블릿PC, the app can be downloaded from the "올앤지스토어". Android 9.0 (Pie) support is planned for the future.