Sophia Learning
Sophia: Avoiding Run on Sentences and Comma Splices
This lesson goes over how to correct a run-on sentence or a comma splice.
Khan Academy
Khan Academy: Recognizing Run Ons and Comma Splices
Run-on sentences and comma splices happen when a writer isn't careful with commas. Let's see how you do!
Grammarly
Grammarly Blog: Run on Sentences
Rules and examples for using commas when writing a complex sentence.
The Write Place
Literacy Education Online
Literacy Education Online (or LEO) is a great place to start if you need help with your writing. The homepage is organized around kinds of problems or questions you might have concerning your writing. Find your problem, click on the...