Incoming Resources
- What do you hear when cows sing?, and other silly riddles, by Marco and Giulio Maestro ; pictures by Giulio Maestro
- I spy gold challenger!, a book of picture riddles, photographs by Walter Wick ; riddles by Jean Marzollo
- Easy math puzzles, by David A. Adler ; illustrated by Cynthia Fisher
- I spy, year-round challenger!, a book of picture riddles, riddles by Jean Marzollo ; photographs by Walter Wick
- I spy spooky night, a book of picture riddles, photographs by Walter Wick ; riddles by Jean Marzollo
- Spot the plot, a riddle book of book riddles, by J. Patrick Lewis ; illustrated by Lynn Munsinger
- Critter riddles, Marilyn Helmer ; illustrator, Eric Parker
- Clifford's riddles, Norman Bridwell
- Goofy riddles, Joseph Rosenbloom ; illustrated by Steve Harpster
- Riddle me this!, riddles and stories to challenge your mind, retold by Hugh Lupton ; illustrated by Sophie Fatus
- Ridiculous riddles, by Cyl Lee
- Just joking 7, 300 hilarious jokes about everything, including tongue twisters, riddles, and more!, Rosie Gowsell Pattison
- Riddle-iculous math, by Joan Holub ; illustrations by Regan Dunnick