> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://support.pld-literacy.org/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# How does the fourth edition of Phonic and Sight Word Sequence compare to previous editions?

The [Phonic and Sight Word Sequence Fourth Edition](https://pld-literacy.org/product/phonic-and-sight-word-sequence/) resource was updated in November 2020. 

To check how this version differs from your current version:
* Go to the [product page on the PLD website](https://pld-literacy.org/product/phonic-and-sight-word-sequence/). Click on the 'Preview' button on the book cover to view the revised edition against your current version. Some schools are downloading the current testing which is all available on the PLD web site 

Having an up to date edition is central to establishing consistent process across classrooms and year levels.