- So cute!, Crispin Boyer
- National Geographic kids ultimate U.S. road trip atlas, [maps, games, activities, and more for hours of backseat fun!], by Crispin Boyer
- The epic escape from the Underworld, Crispin Boyer ; illustrated by Andy Elkerton
- Why?, over 1,111 answers to everything, Crispin Boyer
- So cool!, written by Crispin Boyer
- So cool! Sharks, written by Crispin Boyer
- The quest for the golden fleas, Crispin Boyer ; illustrated by Andy Elkerton
- Everything castles, capture these facts, photos, and fun to be king of the castle!, by Crispin Boyer
- Top secret, spies, codes, capers, gadgets, and classified cases revealed, Crispin Boyer & Suzanne Zimbler
- So cute! koalas, by Crispin Boyer
- Boyer, Crispin, Zeus the Mighty, 2
- Boyer, Crispin, Zeus the Mighty, bk. 3
- That's gross!, by Crispin Boyer
- Famous fails, mighty mistakes, mega mishaps & how a mess can lead to success!, Crispin Boyer
- The maze of the menacing minotaur, Crispin Boyer ; illustrated by Andy Elkerton
- That's sneaky!, Crispin Boyer
- Why not?, Crispin Boyer
- So cool!, written by Crispin Boyer
- Boyer, Crispin, Zeus the Mighty
- Boyer, Crispin, Zeus the Mighty, 4
- This or that?, the wacky book of choices to reveal the hidden you, by Crispin Boyer
- So cute!, [written by Crispin Boyer]
- The trials of Hairy-clees, Crispin Boyer ; illustrated by Andy Elkterton
- So cute! penguins, Crispin Boyer