William Sonoma Free Junior Cooking Classes June 26, 2014 6:54 am By Lori Post contains sponsored/affiliate links and I get commissions for purchases made from links. As an Amazon Associate I earn from qualifying purchases. If you live near a William Sonoma, here’s a fun (and free!) activity for kids ages 5 and up. In the month of July, they’re offering some free Junior Cooking Classes. You’ll need to call your local store to reserve a spot, and the sooner, the better.