Day Frog is the only indoor play area in downtown Chicago designed exclusively for children and toddlers aged 6 and under. Day Frog is fully licensed by the City of Chicago for Indoor Amusement/ Open Play. (License Number 1873326) They are open seven days a week, including every holiday except July 4th. With an immaculate 4,000 square foot facility right off of Michigan Avenue. Our guests include children from throughout Chicagoland as well as visitors staying downtown.