Thank-you for your many comments here. I'd like them to use computers early, but to make the operation of them have some meaningful friction. The CLI is ideal.

Absent television, the older is

  * Somewhat *dedicated* to collecting 
    coins.
  * Partitioning space with rectangles and
    building "dungeons" (ADND 2e).
  * Scrawling random numbers on 
    construction paper we have cut into
    bill-sized rectangles.
  * Taping coupons onto popsicle sticks.
  * Other crafts-related stuff.

I try to insert learning moments, like decomposition of problems, making lists and tables, and just try to sneak CS ideas in there.

I'd like him to know as much as me before high school, so college can be about applied math/physics and business. Make him a graycat or sysadmin, but with the knowhow to be a business owner.

Equipping him thus is how I imagine a better future could be. I could be wrong. I can only do what I know. It's the longest project I have undertaken.

Once he can read my vast trove of Humble Bundle ebooks, the world is his.