- Whose Hat Is This?: A Look at Hats Workers Wear - Hard, Tall, and Shiny
- Whose Tools Are These?: A Look at Tools Workers Use - Big, Sharp, And Smooth (Whose Is It?) (Whose Is It?)
- Whose Vehicle Is This?: A Look at Vehicles Workers Drive-fast, Loud, And Bright (Whose Is It?) (Whose Is It?)
- When Butterflies Cross the Sky: The Monarch Butterfly Migration
- Gustave Eiffel's Spectacular Idea: The Eiffel Tower