Tp explorer 2 frame and platform with den the tp explorer 2 frame and platform with den this extendable frame is fun for children as young as just 18 months old when built at low height at full height its perfect for kids ages 3 12 years the green den features a round viewing window and two entryexit points with roll up doors perfect to provide hours of imaginative play and lots of outdoor fun the tp explorer2 guarantees years of active play key features everything you need t