Design Thinking for Innovation (UVA Darden, Coursera): free enrollment
Course in English. Teaches problem solving through design thinking: what design thinking is, preparing your mind for innovation, idea generation, experimentation and testing ideas. 5 modules, about 6 hours, beginner level, with a final assignment reviewed by peers. Enrollment is free ("Enroll for free") and you can start at any time.
Courses & lectures Free Online