I just read this article: www.economist.com/news/united-states/21654103-elmo-and-cookie-monster-make-you-cleverofficial-big-bird-big-brain
Apparently watching TV can have a beneficial affect on a child's development. Which TV programmes have helped your DC's learn? What was the episode and what did it help them with?
To start with me, the episode "Dance Off" on Pocoyo has really helped my DS to become more sociable and practice his dancing.