She showed the committed teachers how they can introduce topics such as mindfulness, strengths and feelings into their classes in a playful way. In addition to the worksheets, there are many ritual and game ideas to promote positive togetherness in the classroom. "I am very grateful to receive this material free of charge. My students are not aware of their own strengths. The material will help them to get to know each other better," was the feedback from a secondary school teacher.The workshop was designed as a mixture of theory and practice, and the feedback was positive throughout. In the meantime, 70 heart boxes have arrived in the classrooms, almost 1,000 children can look forward to positive moments and experiences.