The indoor playground on Floor 2 at Gumi Saemaul Undong Theme Park is free for children up to elementary grade 3 with a guardian. Children aged seven or younger must be accompanied by one adult.

Five sessions: 09:40–10:50, 11:00–12:10, 13:30–14:40, 15:00–16:10 and 16:30–17:40. Weekend mornings are marked for individuals, weekday mornings for organized groups, and afternoons for individuals. The official capacity is 100 per session, split into 60 online advance reservations and 40 first-come onsite places. Individuals can attend once daily, with up to four people (one guardian) per booking. Institutions book online for no more than 60 including teachers, up to three bookings monthly.

Check exceptions: The weekday morning group labels and notes on individual onsite registration appear to conflict; telephone the venue before visiting then. The page also calls a session 'one hour' while its timetable shows 70 minutes; rely on its stated start/end clock times and verify. Food is not allowed in the playground.

Exhibition hall hours are 09:00–18:00, closed Mondays (Tuesdays when Monday is a public holiday), January 1 and main Lunar New Year/Chuseok days. Address 155 Park Chung-hee-ro, Gumi, Gyeongbuk. Telephone 054-450-0153. Confirm live reservations before travelling.