Add ttt skeleton

[ghost]

Summary

What this work does, and why it's needed.

Adds Kids page with TTT starter board/skeleton functionality.

What kind of change does this PR introduce?

• [x] Add a new feature/page
• [x] Learning exercise

Related issue:

• https://github.com/cmneal26/Tech-Writing-Project/issues/41

How to verify locally

1. npm start
2. http://localhost:8080/

Expected results:

There is now a Kids page on the top level navigation with a blue TTT board.

Screenshots

Before

After

[ghost]

Don't worry, I'm not going to yell like a man-eating bear at people. But seriously, sometimes it makes me angry. All that beautiful work for philosophy, and nothing. no one cares. But you provide like a GUI thing, like some button. And suddenly, the world is there.