Students practice building new words using the prefixes re-, un-, and pre- using picture/phrase matching cards. (These could also be used to play memory.)
The last page of the packet is an independent sheet to assess your students' understanding of this concept.
I have been teaching for 8 wonderful years. I have taught 2nd and 3rd grade. I love them both! I have taught all types of students and welcome them into my classroom with open arms.