Climate Change / Open Access / Carbon Dioxide / Collective Action / Information Communication Technology / Puppetry as an Educational Tool / Global Warming / Ocean acidification / High School / Pilot study / High School Student / Sea Urchin / Marine ecosystem / Background Knowledge / Climate change management / Puppetry as an Educational Tool / Global Warming / Ocean acidification / High School / Pilot study / High School Student / Sea Urchin / Marine ecosystem / Background Knowledge / Climate change management