Der schlaflose Teenager: Warum unsere Teenager so müde sind und wie Eltern und Sch
32,11 €
Learn the science of why teenage sleep matters and how sleep changes during the teen years. It contributes to adolescent depression, anxiety, and even drowsy driving. On the flip side, when teens are well-rested, they're happier, healthier, and more emotionally resilient.
Jetzt bei Ebay:
