We would normally start to send these books home as your child progresses through RWI.
They come after the ditty sheets.
Your child is supposed to be able to read these with very little help (they are not stories for an adult to read) - only start your child reading these if you feel they are ready and are wanting to read some more.
Please ask if you need any help or have any questions.
These e-books are for you to look at together. I have put them in order of difficulty (simple to more complex).
Go at your child's pace -
If they are not ready (confident) to read just yet:
If they are happy to blend words (in the blending book but not yet reading phrases on the ditty sheet):
If your child is confident with blending words and has the stamina to read the phrases on the ditty sheet:
Some of these require an account on Oxford Owl - it is free for parents to sign up. This is optional, don't feel you have to.