In this reaffirmation by a Head Start professional that black is beautiful and being alive a joy, a wistful boy daydreams about being a tree, a bird, a cloud -- but concludes each reverie with ""I'm glad I'm me."" What might have been merely a worthy promotion of self-esteem is enhanced by a simple, uncondescending style and by black-and-white illustrations that people the ghetto streets with active, engaging children and a varied (though all-male) assemblage of happy, purposive grown-ups.