The project concerns students from 15 to 17 years old. There are 57 French students and about 40 Polish students. The chosen language is English. The subjects are English, Biology, Chemistry, Mathematics/Geometry, Natural Sciences, Physics. The aims are: - to make Polish and French students improve their speaking, writing and reading skills in English - to make them discover another European culture, and share each country scientific history - to make them exchange on Science and Math in English - to make them create activities (games, quiz, etc.) and all sorts of documents they can imagine using ICT tools (new for them). The final result will be a common online escape game on science and Math.