Fall 2018 Update:

Bouldering Class at the hive fall session is starting on September 20th. It's eight weeks of Wednesday goodness 10-11:30am with an optional (included in the price) half an hour at the end for you to join your kid on the mats and see what they've been learning. $180 + tax for eight sessions- shoe rental is included.
Age range is 6-12 with some leeway at the upper end.
You can register on the phone (604 683-4483), online or in person at the gym.