I went out with my very technically competent 4 yr old DGS this afternoon. We played the game, which involved switching it on , on my phone and me carrying the phone.
We then had a discussion about butterflies , crows and how leaves stick to trees.
The phone vibrated, he took it , located the Pokemon. Captured it. We then read about it( there's a little blurb) . Then off we went again.
This time it was about cartwheels and roll polys( his not mine) .
So, I personally see no harm in it. It has a place in Nana's entertainment arsenal along with Lego, books and iPads .
What do you miss from back in the day?
Threatened with legal action (follow on from potential scam thread)
) thread, and is now part of the "Pokemon go phenomenom". She sounded very pleased about it. 
