This was not very difficult but quite creative task. We received 14 beautiful solutions and two of them are winners of the first round.  Below you can find the winners solutions and also the complete team table.

Team GbeProBot from the small city Gbely in Slovakia created very specific image, with deep symbolism and beautiful application. What we especially liked was the creative use of the camera module as a light source. This is truly out-of-the-box thinking!

Read their comprehensive documentation and check the code, you can learn from them.

The Magicians are from Deutsche Schule in Bratislava. Simple image but multiplying the effect by repetition gives really nice and impressive picture. 

You can read their documentation too.