What is the fine-grained topic of the following text: The visit was organized with STEP-NET - the NGO that supports the network of gifted children - and took place in two separate moments: the terminal exploration and the Mystery Box experience, where the young guests tested their skills collecting clues to complete the “escape” challenge. Only return the topic.
Organized visit for gifted children by STEP-NET NGO featuring a terminal exploration and Mystery Box escape challenge.