What’s That Color? // The Questioneers: A Board Book

What’s That Color?is a fun rhyming Questioneers board book starring Aaron Slater, Illustrator, all about colors from the #1New York Timesbestselling creators ofAda Twist, ScientistandRosie Revere, Engineer

Aaron has yellow. Rosie has red. Mix them together–it’s something new instead!

Aaron Slater, Illustrator and his fellow Questioneers star–as babies!–in their first-ever board book all about the dazzling world of colors. What happens when you mix yellow and blue? What about blue and red? What if you mix all the colors together?

Andrea Beaty and David Roberts–the #1New York Timesbestselling creators of the Questioneers series–are back with a delightfully rhyming and vibrantly illustrated board book, the first in a brand-new concepts series for preschoolers. Readers will join their favorite baby Questioneers as they ask their first questions and explore numbers, shapes, and feelings in future board books.

And discover the newest picture book in the series,Billie Jean Peet, Athlete!

Check out all the books in theQuestioneersseries:

• TheQuestioneersPicture Book series:Iggy Peck, Architect–Rosie Revere, Engineer–Ada Twist, Scientist–Sofia Valdez, Future Prez–Aaron Slater, Illustrator–Lila Greer, Teacher of the Year–Billie Jean Peet, Athlete
• TheQuestioneersChapter Book series:Rosie Revere and the Raucous Riveters–Ada Twist and the Perilous Pants–Iggy Peck and the Mysterious Mansion–Sofia Valdez and the Vanishing Vote–Ada Twist and the Disappearing Dogs–Aaron Slater and the Sneaky Snake–Lila Greer and the Shrieking Shadow
• TheQuestioneers Why Filesseries:Exploring Flight!–All About Plants!–The Science of Baking–Bug Bonanza!–Rockin’ Robots!–Team Green!
• TheQuestioneers Ada Twist, Scientistseries:Ghost Busted–Show Me the Bunny–Brainstorm Book–5-Minute Ada Twist, Scientist Stories
• TheQuestioneers Big Project Bookseries:Iggy Peck’s Big Project Book for Amazing Architects–Rosie Revere’s Big Project Book for Bold Engineers–Ada Twist’s Big Project Book for Stellar Scientists–Sofia Valdez’s Big Project Book for Awesome Activists–Aaron Slater’s Big Project Book for Astonishing Artists

Andrea Beatyis the author of many beloved children’s books, including the bestselling Questioneers series,I Love You Like Yellow;Happy Birthday, Madame Chapeau; andOne Girl. She lives just outside Chicago.
David Robertshas illustrated many children’s books, including the bestselling Questioneers series. He lives in London. Andrea and David are both executive producers of the Emmy Award-winning showAda Twist, Scientiston Netflix.

• Publisher: Abrams Appleseed
• Publish Date: March 10, 2026
• Pages: 20
• Language: English
• Type: Board book
• EAN/UPC: 9781419786662
• Dimensions: 7 in H | 7 in W | 1 lb
• BISAC Categories: Kids