Jay thinks it's just an ordinary day. Then a boy from another universe flies out of his wardrobe ... The Universe in My Wardrobe is at Oxford Reading Level 9. It is for readers aged 7 to 11 years old who are working below expected standard in their reading. The Readerful Rise series ensures that older struggling readers have books with age-appropriate content and topics, that look like the books their peers are enjoying, but are written at a level they can read successfully.