Gray, Leon

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Puberty

An introduction to practicing smart personal habits that focuses on puberty and provides information and advice on growth spurts, body hair, acne, family matters, diet, and other related topics.
Cover image of Puberty

Amazing animal tool-users and tool-makers

2016
Explores the different tools that animals use to build their homes, catch food and more.

Amazing animal engineers

2016
Explores some of the creative constructions built by several different animals.

What is a social network and how do I use it?

2014
Discusses the basics of social networking, its benefits and dangers, and the different types of social networking sites, and explains some of the current and future trends in the field.

What is a search engine and how do I use it?

2014
Describes how to conduct both basic and advanced searches on the Internet, providing information on the history of internet searching, using boolean search terms, and evaluating the content of search results.

What is a blog and how do I use it?

2014
Introduces weblogs, presents information on the history of the blog, describes how to create a blog that will attract followers, and explores how bloggers form communities within the blogosphere.

Tropical rain forests

Amazing Biomes
2015
This book looks at tropical rain forests and how animals and plants survive in one of the world's most ancient and fragile biomes. Rain forest animals range from chimpanzees to colorful toxic frogs, and eagles that prey on monkeys.

Grasslands

Amazing Biomes
2015
This book looks at the world's grasslands and how animals and plants interact for survival in extreme climates -- from tropical grasslands of Africa's savanna to the wide open prairies of North America and the isolated stepped of Asia.

How does a touch screen work?

Investigates the technology that makes touch screens possible on computers and electronic devices.

Giant Pacific octopus

the world's largest octopus
Explores the biological history of the giant Pacific octopus, as well as their characteristics and habitat.

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