Award-winning author Stella Blackstone has written many of Barefoot's best-selling titles, including the Bear series and the Cleo the Cat series. She has been writing for children for over twenty years. Stella lives in Somerset, UK.

Debbie Harter has illustrated over 20 books for Barefoot, including the beloved Bear series. As a child, Debbie would "lose herself in books (as long as they had pictures)" and hopes to continue doing so until she's very old. She lives in Cornwall, England.

"Bold graphics with bright colors and eye-zapping patterns will draw children to this picture book of shapes" -- Booklist

"Circles, rectangles, triangles and other shapes are cleverly combined with rhyming text... Best of all, kids will have fun while they're learning" -- New York Daily News