Susan- 13 months
Jack- 12 months
Also, the child has radar when he hears the refrigerator door open, the pantry door, and the dishwasher. He stops what he is doing and darts straight toward them. With the dishwasher there is no longer any thought as to whether climbing up is a good idea or not, he just does it.
(P.S. I don't typically allow this, but wanted the picture this time!)