In particular this picture from the children's eyechart sorely needs updating.
When was the last time you used a rotary phone? Has your child ever seen a rotary phone? My daughter hadn't and I had to explain this picture to her. It was funny because when she saw Toy Story 3 and the Fisher-Price Chatter Telephone character she made a comment that "it was the phone from the eyechart".
It is definitely time for the phone picture to get updated, perhaps with something like this: