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- Forensics, by John Perritano
- Monsters of the deep, John Perritano
- World War II, John Perritano
- The truth about physical fitness and nutrition, Robert N. Golden, general editor, Fred L. Peterson, general editor ; John Perritano, principal author
- Spanish missions, by John Perritano
- The causes of the American Revolution, John Perritano
- Mummies in the library, divide the pages, by John Perritano ; David Hughes, content consultant
- Vietnam War, John Perritano
- Fault lines, John Perritano
- The Lewis and Clark Expedition, by John Perritano
- Seeing halves, symmetry in our world, by John Perritano ; content consultant, David T. Hughes
- Ivy Sue needs a house, building with equivalent fractions, by John Perritano ; content consultant, David T. Hughes, mathematics curriculum specialist
- Start the game, geometry in sports, by John Perritano ; content consultant, David T. Hughes, mathematics curriculum specialist
- A toy store summer, finding area, by John Perritano ; content consultant, David Hughes, mathematics curriculum specialist
- Big book of why, John Perritano
- Space adventures, where does the time go?, by John Perritano ; content consultant, David T. Hughes, mathematics curriculum specialist
- Performance-enhancing drugs, steroids, hormones, and supplements, John Perritano ; series consultant Sara Becker
- Korean war, John Perritano
- Science beats crime, John Perritano
- Monsters on land, John Perritano
- John McCain, an American hero, John Perritano
- Performance-enhancing drugs, steroids, hormones, and supplements, John Perritano ; series consultant Sara Becker
- Monsters on land, John Perritano
- John McCain, an American hero, John Perritano
- Fault lines, John Perritano
- Monsters of the deep, John Perritano
- Forensics, by John Perritano