Giant Rainbow Phonics are a fantastically engaging magnetic resource to teach children about letters and sounds! The magnetic letters are a fantastic classroom tool to gradually develop children's understanding of how letters can be joined together in different ways to create new sounds and how more complex words can be constructed. The set includes consonants, vowels, digraphs, vowels, changeable vowels, R-controlled vowels and magic E vowels. The size of the letters makes them ideal for displaying in the classroom or for use in activities with larger groups of children. Contains 84 pieces. Ages 4 and up.