Along with defining aggregates, the poster’s images and information also clearly depict the production and uses of aggregates. Illustration and text build public awareness of the indispensable strength and aesthetic contributions aggregates add to everyday living. From airports to zoos, American communities are built from nature’s building blocks—aggregates. Its reverse offers supplemental information and student learning activities. Grades K-8, 23″x35″, Full Color front, B/W back.