She studied at the "Bezalel" art school, and received a degree in mathematics from the Hebrew University of Jerusalem.
She subsequently illustrated over 100 children's books, including "Yael's House" and "Hot Terrace" by Miriam Ruth, "Mr. Zuta and the Apple Tree" by Orit Raz, and the "Itamar Stories" series by David Grossman.
Her illustrations for Grossman's book "Uri's Special Language" earned her the Hans Christian Andersen Award for Children's and Youth Literature in 1990[2].
Ayal wrote and illustrated eight books for children, including "One Dark Night," "One Bright Morning," and "Ogabu."
In her later years, she worked as an editor and translator of books, including "The Cheese and the Worms" and "Dad Doesn't Want to Sleep," and a selection of children's books by Italian author Gianni Rodari such as "The Rain Man," "Lisa in the Land of Legends," and "Telephone Stories"[4].