Make phonics fun with this packet of activities on the prefixes un, re, and bi. Students will read a story and find the words with prefixes. They will use these words in many different ways including sorting them, drawing them, and using them to answer comprehension questions about the story. Students will also have a chance to brainstorm other words with each prefix.You can use this packet in your reading centers, as part of your regular instruction in words, or as homework! Your students w