The Wing Wing Brothers Geometry Palooza, written and illustrated by Ethan Long, 2014, Holiday House
"They’re sometimes earnest but basically daffy characters with a knack for making math fun!" – Booklist
The Wing Wing brothers are back and attempting three amazing feats in their hysterical new act. This time their show teaches readers the basics of geometry. A companion to The Wing Wing Brothers Math Spectacular and The Wing Wing Brothers Carnival de Math.