Openday is in the DNA of the PRBB. The first was made even before the building was inaugurated.

In 2020, Covid causes a drastic decrease in visits to the PRBB facilities, we have chosen to propose a hybrid format and develop web, newsletters and social media formats, which together with several audiovisual productions and several Youtubers linked to science have given a magnificent result.

With 8.5k people who are regular at previous editions, this year we have had
+ 75 thousand visitors and a very interesting conversion factor.​​​​​​​