Concrete, Abstract, Collective Nouns In this worksheet, students are introduced to the three main kinds of nouns: concrete, abstract, and collective. Examples are provided to help solidify understanding. Students are then introduced to 42 different nouns and are to determine whether they are concrete, abstract, and collective. Answer key is provided. Two versions - one black and white, second using red. Common core aligned. Preview file available for download. Click here for other grammar worksheets!