Nelson Decodable Readers Set 19 Pack (10 Readers)Set 19: Low frequency Spellings (a o , o u , i e , a ar , ea e , ou u ) Nelson Decodable Readers is designed to support the instruction of systematic synthetic phonics. Our engaging and inclusive fiction and non fiction books make phonics instruction accessible, effective and fun! Each book gives students ample practice of the phonic focus and supports teachers with before and after reading activities. 320 diverse fiction and informative non fiction