CODE!

A short presentation I threw together to give to the 4th graders at May Howard Elementary before I introduce them to Hackety Hack.

Transcript

1. CODE!
2. What’s Code?
3. It’s words that tell a computer what to do.
4. But, humans can read it too!
5. Code looks something like this:
6. class Dog attr_accessor :color, :size def bark “woof!” end end
7. I’ll show you how that works later… remind me.
8. What’s it like coding all the time?
9. FUN!
10. What’s The Web?
11. Billions of computers listening for requests.
12. And responding with… responses!
13. How it works
14. How It Works • Your computer makes a request to an address - http://amazon.com • A thing called a DNS server says “Hey, that’s this computer” and your computer sends that computer a request. • That computer gets the request and answers it. • Just like a game of telephone.
15. And it all works because of…
16. CODE!
17. Are you ready to write some?!
18. ME TOO!