Developing "ear training" for spelling.
Teaching kids how to pull sounds together to read words. Jolly Phonics Activity Books 1-7 Free Download Pdf
If you cannot find a free full PDF legally, consider: Developing "ear training" for spelling
Book 5 tackles trickier sounds. Children learn that the same spelling can make different sounds (e.g., 'oo' in book vs. 'oo' in moon). Jolly Phonics Activity Books 1-7 Free Download Pdf