Download and unpack the exercise content ZIP file from http://io12-css-codelab.appspot.com/lessons/io12-css-codelab.zip
Checking the Chrome version: Start Google Chrome, click on the wrench at the top right of the browser and choose 'About Google Chrome'.
You should now see an 'About' panel showing the browser version like so:
In the above image, you can see the Version number is 21, in this case 21.0.1180.0. If your browser has a version less than 21 some of the exercises below may not work properly. If possible install version 21 or greater (canary recommended), if you can't then we have some work arounds for the lessons marked for the older browser versions.
You're all done and ready to go, so let's get started with Lesson 1!
Lesson 1: Learning HTML5 slide layout
Lesson 2: Designing slides
Lesson 3: Adding dimension
Lesson 4: Multi-column layout
Lesson 5: Elastic layout with the Flexible Box Module
Lesson 6: Magazine style layout using Regions