Here is an independent review of Dandelion Readers, Level 2, that introduces alternative vowel spellings. It can be found in the recent Teach Primary magazine just published and online in their Tried and Tested reviews http://www.teachprimary.com/
Here is a summary for busy teachers:
Verdict: Value for money
Dandelion Readers are used in 40 countries around the world and it is easy to see why they are popular. They are suitable for all pupils learning to read. They have been expertly put together and are brilliant value for money. All the books and workbooks are eligible for Pupil Premium funding. Teaching reading is rocket science. It is the job of experts and it is there fore reassuring to see that the brains behind this collection of books are on the case. Use the resources from Phonic Books to inoculate your children against illiteracy and make sure they are not lost for words.