- Jordan Spieth, golf star, by Marty Gitlin
- Cyber attack, Martin Gitlin and Margaret J. Goldstein
- Arkansas, Martin Gitlin
- The best tennis players of all time, by Marty Gitlin
- Tarantulas, Marty Gitlin
- Olympic swimming and diving legends, by Martin Gitlin
- Japan, by Marty Gitlin
- Olympic basketball legends, by Martin Gitlin
- Battleships, Marty Gitlin
- Social revolution and civil rights, Martin Gitlin
- Vietnam War, by Martin Gitlin ; content consultant, Kenneth Heineman, Professor and Chair, History Department, Angelo State University
- Hissing cockroaches, Marty Gitlin
- Infrastructure of America's ports, harbors, and dams, Marty Gitlin
- Submarines, Marty Gitlin
- The war years, by Martin Gitlin
- Hissing cockroaches, by Marty Gitlin
- America's changing demographics, Martin Gitlin
- Saltwater fishing, Marty Gitlin and John Willis
- Careers in personal space travel, Martin Gitlin
- 3D printing, Martin Gitlin
- Von Miller, football star, by Marty Gitlin
- The Stanley Cup, all about pro hockey's biggest event, by Martin Gitlin
- Cam Newton, football star, by Marty Gitlin
- The decline of ancient Chinese civilization, Martin Gitlin
- Olympic trivia, by Marty Gitlin
- Italian explorers, Martin Gitlin, Maria Koran
- Mexico, by Marty Gitlin
- Mike Trout, baseball MVP, Marty Gitlin
- D.C. United, by Marty Gitlin
- The saga of Sudden Sam, the rise, fall, and redemption of Sam McDowell, Sam McDowell, with Martin Gitlin
- A celebration of animation, the 100 greatest cartoon characters in television history, Marty Gitlin and Joe Wos ; foreword by Tom Kenny, voice of SpongeBob SquarePants
- Tennis, by Marty Gitlin
- Soccer star Robinho, Marty Gitlin
- Cassini mission, by Marty Gitlin
- Seattle Sounders FC, by Marty Gitlin
- The 100 greatest American athletes, Martin Gitlin
- NBA, underdog stories, by Marty Gitlin
- Smart wearable devices, by Martin Gitlin
- Postwar America, Martin Gitlin
- Giovanni da Verrazzano, explorer of the Atlantic Coast of North America, Martin Gitlin
- Patrick Kane, hockey star, by Marty Gitlin
- Combatting discrimination against women in the gamer community, Martin Gitlin
- Drones, Marty Gitlin
- The roaring 20s and Prohibition, Martin Gitlin
- Smart cities, by Martin Gitlin
- Von Miller, all-pro linebacker, Marty Gitlin
- Sleeping better, by Marty Gitlin
- Bryce Harper, baseball star, by Marty Gitlin
- Odell Beckham, Jr., football star, by Marty Gitlin
- Flags, Martin Gitlin