Text and photographs provide examples of back and forth movement, including the pendulum on a clock, a child in a rocking chair, and waves on the shore.
Introduces the reader to many types of boats and ships, including canoes, kayaks, paddle wheelers, sailboats, rowboats, motorboats, tugboats, cruise ships, and aircraft carriers.
Simple text and photographs describe how several different crops, including pumpkins, apples, wheat, corn, and potatoes, are harvested by humans and by machine.
"An introduction to chipmunks, their characteristics, habitat, food, life cycle, and threats. Includes a hands-on activity related to wildlife watching"--