Crystals /
Richard and Louise Spilsbury.
- Chicago, Ill. : Heinemann Library, c2011.
- 32 p. : ill. ; 24 cm.
- Let's rock. .
- Let's rock (Chicago, Ill.) .
Includes bibliographical references and index.
What are crystals? -- How do crystals form? -- Where do we find crystals? -- What types of crystals are there? -- How do we use crystals? -- Are crystals running out? -- Grow your own crystals!