- Rats, by Josh Gregory
- The Revolutionary War / by Josh Gregory
- Working dogs, by Josh Gregory
- Fortnite, by Josh Gregory
- Rats, by Josh Gregory
- Illinois, by Josh Gregory
- Texas, by Josh Gregory
- Grand Teton, by Josh Gregory
- Posting on social media, by Josh Gregory
- Koalas, by Josh Gregory
- Fortnite, Josh Gregory
- If you were a kid during the California Gold Rush, by Josh Gregory ; illustrated by Caroline Attia
- Gregory, Josh, Unofficial guides junior
- Fortnite, guide to the island, by Josh Gregory
- Utah, Josh Gregory
- Lemurs, by Josh Gregory
- Aardvarks, by Josh Gregory
- Owls, by Josh Gregory
- Oregon, Josh Gregory
- If you were a kid discovering dinosaurs, by Josh Gregory ; illustrated by David Leonard
- If you were a kid on the Oregon Trail, by Josh Gregory ; Illustrated by Lluís Farré
- Animal crossing, decorating and customizing, by Josh Gregory
- Animal crossing, collecting fish, bugs, and fossils, by Josh Gregory
- Apps, from concept to consumer, by Josh Gregory
- Ants, by Josh Gregory
- Moose, by Josh Gregory
- Grand Canyon, by Josh Gregory
- Fortnite, beginner's guide, by Josh Gregory
- Monarch butterflies, by Josh Gregory
- Hippopotamuses, by Josh Gregory
- Frederick Douglass, Josh Gregory
- Dolphins, by Josh Gregory
- Among Us, beginner's guide, by Josh Gregory
- Red wolves, by Josh Gregory
- Rattlesnakes, by Josh Gregory
- Hummingbirds, by Josh Gregory
- Fortnite, Josh Gregory
- Animal crossing, beginner's guide, by Josh Gregory
- Playing Pokémon Go, by Josh Gregory
- Martin Luther King Jr., by Josh Gregory
- Fortnite, by Josh Gregory
- Animal predators, Josh Gregory
- Why we need plants, Josh Gregory
- Steve Jobs, Josh Gregory
- Kansas, Josh Gregory
- Henry Ford, father of the auto industry, Josh Gregory
- Bill and Melinda Gates, Josh Gregory
- Anacondas, by Josh Gregory
- Animal crossing, gathering and crafting, by Josh Gregory
- Great white sharks, by Josh Gregory