This book is a unique survey of the best science education practices with special emphasis on scientific research training of motivated young students up to 21 years old. Its content provides a great help to all teachers dealing with talented students and to all scientists and activists in the field of science education. A key point is the science education of high school students, who are in a very susceptible age to ask clear questions about the world around them and to seek answers in a methodological way, as science does.