Fill the balloon with water . This image illustrates why you don't completely fill the balloon you should always leave some room in the neck of the balloon, then as the form dries the pressure has somewhere to go and your clay wont split like that.
Top 10 Collage Artists: Man Ray - contributed impressively to avant-garde, fashion and portrait photography, in particular with his solarised and isomorphic portraits of Lee Miller. Ray’s photomontages play with femininity and form, as in his m