Subject-Verb Agreement - A BBC Skillwise guide that includes fact sheets, worksheets, a game, and a quiz.
Subject-Verb Agreement - An Online Writing Lab (OWL) at Purdue University handout that offers a great explanation to this common grammatical error.
Subject and Verb Agreement, by Jane Strauss
"Subject-Verb Agreement" from Guide to Grammar and Writing - This site includes a PowerPoint presentation and three online quizzes with answers and explanations.
Subject-Verb Agreement - These interactive exercises are from the companion site to Diane Hacker's Rules for Writing, Sixth Edition. Note: Go to the Grammar Exercises section and click the "Cancel" button to enter, or log in if you are enrolled at the site.
Subject-Verb Agreement - A "Quick and Dirty Tips" podcast from Grammar Girl about subject and verb agreement.
Subject-Verb Agreement - Five interactive exercises with accompanying handouts from Grammar Bytes. Scroll down towards the bottom of the page for links to the exercises.
Verb Subject Agreement Game - This game from BBC Skillwise encourages students to get their verbs and subjects correct "for a chance to gather riches."