Research into children's use of the internet with its attendant opportunities and risks has been the focus in Europe for the EU Kids Online project across 25 countries. Parallel research in Australia, modelled on the European project, has provided solid comparative information about the balance of opportunities and risks for children who use the internet, aged between 9 and 16 years of age.
http://apo.org.au/research/risks-and-safety-australian-children-internet

PISA 2009 Results presents the findings from the most recent PISA survey, which focused on reading and also assessed mathematics and science performance. The report comprises six volumes: Volume I, What Students Know and Can Do: Student Performance in Reading, Mathematics and Science, compares the knowledge and skills of students across countries.