Graphics with OpenGL ES is an Android application designed to demonstrate the Android GUI and OpenGL ES examples from the "Graphics Programming I" lecture at Philipps-Universität Marburg, Germany. It is a free education and reference app that teaches users how to create interactive computer graphics applications. The app provides detailed explanations and source code for all examples which are also available on the accompanying website.

The app has an easy-to-use interface that allows users to navigate through the examples and learn at their own pace. The graphics are impressive and the examples are well-documented, making it easy for users to understand and apply the concepts taught in the lecture. Overall, Graphics with OpenGL ES is a great educational tool for anyone interested in computer graphics and programming.