Playtrium is Kingston’s largest indoor play place! Conveniently located in the Atrium Mall, 541 Days Road, kids of all ages and their family enjoy visiting us seven days a week. If you are looking for something to do, there’s always something going at Playtrium. Whether you are young or older, you can be sure your family will enjoy swinging, sliding and climbing through our HUGE multi-level activity structure. Playtrium specializes in Day Camp and Birthday Parties.