Here are some great examples of conclusion sentences that don't just restate the topic sentence, but go beyond the topic sentence to make sure the reader ends in a new place. That seems a lot more productive than restating the topic sentence and ending where we started.
Topic Sentence: Soccer is an awesome sport.
Conclusion Sentence: Soccer can help me stay healthy and good looking.
Topic Sentence: Hats can express people's personalities.
Conclusion Sentence: People can be unique and different from each other.
Topic Sentence: People should sell horses before they starve them.
Conclusion Sentence: ...because God created horses and we need to take care of them.
Topic Sentence: Legos are fun
Conclusion Sentence: ...when you grow up you can have a big imagination and get a good job.
Topic Sentence: Soccer is an awesome sport.
Conclusion Sentence: Soccer can help me stay healthy and good looking.
Topic Sentence: Hats can express people's personalities.
Conclusion Sentence: People can be unique and different from each other.
Topic Sentence: People should sell horses before they starve them.
Conclusion Sentence: ...because God created horses and we need to take care of them.
Topic Sentence: Legos are fun
Conclusion Sentence: ...when you grow up you can have a big imagination and get a good job.