Math Quiz on Venn Diagrams Online. This is an interactive online math test in which kids are required to study a Venn diagram and determine which data is being represented in each given case. This test contains pictures of Venn diagrams containing three circles each representing a different type of data. There are other concepts that apply, such as the intersection set of values either between all three or between two sets. Study the diagram and answer the questions in the exercise. Check feedback after solving each question. You can get more practice on Venn diagrams from the worksheets section. Test online on Venn Diagrams for 3rd, 4th, 5th and 6th grade students.