Includes bibliographical references (page 23) and index.
Summary
Briefly describes how our eyes work, various vision problems, and how glasses can help us see better.
Contents
Why do I need glasses? -- why do I blink? -- what's inside my eyes? -- how do my eyes work? -- why can't I see in the dark? -- how do I see colours? -- why do I have two eyes? -- what does an optician do? -- how do my glasses help me see? -- how can I look after my eyes? -- what if I'm blind? -- all about eyes.
