This book has nine articles that explain how things work or how things are made.... You will read about your health [and] learn more about everyday things.... You will find out about law enforcement.... As you read this book, you will have the chance to practice six reading skills: making predictions; making connections; visualizing; asking questions; understanding bar graphs; [and] drawing conclusions. -To the student.

At head of title: Jamestown Education.

Health: Sleep, get your ZZZZs; Sweat, a personal cooling system; Sunscreen, protect your skin; Compare and contrast -- Everyday things: Toilets, flush your troubles away; Renewable energy, power that lasts; UPC bar codes, the price is right; Compare and contrast -- Law enforcement: Lie detector tests, tell the truth!; Police dogs, the law's best friend; Fingerprint identification, your personal ID; Compare and contrast -- Glossary -- Pronunciation guide -- Writing checklist -- Progress graph instructions and sample -- Progress graph.