A frank and friendly book explaining puberty and how to stay happy and confident as boys go through physical, psychological and emotional changes. Covers everything boys want to find out about, including moods and feelings, what happens to girls, diet, exercise, body image, sex and relationships, contraception, sexual health, self-confidence, drink and drugs, exam stress and cyberbullying.

Alex Frith has been writing Usborne books since 2005. His diverse output covers such titles as 'See inside Your Head', 'Stories of Thor' and 'Politics for Beginners'. He has spoken at multiple festivals about his book '100 Things to Know About Space'. Alex can be found in London.