Write a cause and effect expository composition on topics that show reasons why something happened or the effects one event had on another. Science topics could inform readers about events such as why tornadoes form or how erosion affects ecosystems. Social studies topics include informing readers about the way drug use can affect a neighborhood or what caused the United States to enter World War I. Compose a cause-and-effect expository composition to inform readers about how education affects later life or what causes students to drop out of school.
Inform readers about the way two or more elements are the same or different in a compare and contrast expository composition. You could compare two books by the same author or in the same genre and point out how they are alike and different. Create a composition to inform others about an unusual food, informing others about the food most like it and explaining how different from other foods it is. Another idea is to compare two vacation locations, explaining the differences and similarities between them.
Write to inform readers of solutions to problems. Ideas include a composition that offers information on solving natural resource shortages or explains solutions to the problem of abandoned pets in animal shelters. Use your personal experience and write an expository composition offering solutions explaining what you do when faced with a dog that runs away or a computer that freezes.
Create a mind picture for readers using detailed language to describe a favorite place that you have been. Write to describe a special event you attended such as a parade or concert. A descriptive expository composition might describe a perfect picnic, meal, friend or car. Compose an expository composition that describes a scene you once witnessed such as a thunderstorm, beautiful garden on a spring day or a huge aquarium full of sharks at the zoo.
Authors inform readers of the way something did, could or should happen in a sequential expository composition. Write about the events leading up to an important historical event such as a war or tragedy. Compose a composition to inform readers how to make a favorite meal or create a craft. Write to tell readers the steps to graduating from college or creating a science project.