Word Detectives: Discovering Prefixes!
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Word Detectives: Discovering Prefixes!
Grade 2 English Language Arts Learning to build new words!
What is a Prefix?
A prefix is a word part It goes at the BEGINNING of a word It changes the meaning of the word Like adding 'un-' to 'happy' makes 'unhappy'
Let's Meet Some Prefixes!
un- means 'not' or 'opposite' re- means 'again' pre- means 'before' dis- means 'not' or 'opposite of'
Prefix Magic in Action
{"left":"happy → unhappy\nkind → unkind\nplay → replay\npack → repack","right":"school → preschool\nview → preview\nlike → dislike\nagree → disagree"}
Word Detective Challenge!
I'll give you a base word You choose the right prefix Let's make new words together! Remember: un-, re-, pre-, dis-
Quick Detective Quiz!
What happens when we add 're-' to 'heat'? What does 'unhappy' mean? Can you use 'replay' in a sentence?
Create Your Own Words!
Pick a base word you know Choose a prefix: un-, re-, pre-, dis- Make a new word! Use it in a silly sentence!
Great Detective Work!
You learned what prefixes are! You can change word meanings! Keep being a word detective! Look for prefixes everywhere you read!