Size A5 - 13.5x13 cm (5.3x5 in) | 70-80 pcs | Middle complexity for age 12+ | Puzzling time 2-3 hours.

Size A3 - 28x27 cm (11x10.6 in) | 120-130 pcs | High complexity for age 14+ | Puzzling time 5-7 hours.