Work on the Raspberry Pi or Scratch. Another option is https://github.com/SquareBracketAssociates/FunWithPharo/tree/master/TicTagToe
Find what teachers need, and concerns. Things to research:
Getting Started:
Things to Work on:
Goal: http://innovate.champaignschools.org/
Grand Goals:
For young kids:
Regular expressions as games
Other Links:
Good examples/motivation:
Motivation from Calculus Made Easy:
Math lectures on YouTube:
Read about online books