Editorial:
The challenges and the opportunities of letting children have their say. -- Matteo Merzagora, Paola Rodari.

Articles:
1. Science journalists' selection criteria and depiction of nanotechnology in German media. -- Lars Guenther, Georg Ruhrmann.
2. Scientists and deliberativeness of European public television news. -- Richard van der Wurff, Piet Verhoeven, Maite Gadellaa.
3. Combining citizen science and public engagement: the Open AirLaboratories Programme. -- Hauke Riesch, Clive Potter, Linda Davies.
4. The object of art in science: science communication via art installation. -- Patricia Rios, Aquiles Negrete.
5. Challenges and opportunities for science journalists in adopting new technologies: the case of Spain. -- Carles Pont-Sorribes, Sergi Cortiñas Rovira, Ilaria Di Bonito.
6. Listening and empowering: children and science communication. -- Matteo Merzagora, Tricia Jenkins.
7. A children’s rights-based approach to involving children in decision making. -- Elizabeth Welty, Laura Lundy.
8. Children's Universities — a “leading the way” approach to support the engagement of higher education institutions with and for children. -- Chris Gary, Cyril Dworsky.
9. Children’s involvement in science communication. -- Andrea Bou-Vinals, Silvia Prock.
10. Children as science journalists. A way to promote individual-lead learning and critical thinking, enhancing the participation of children in the dialogue between science and society. -- Paola Rodari, Simona Cerrato, Anna Sustersic.