Kingfisher level 1 readers have short, simple sentences with familiar vocabulary, engaging pictures that help young readers understand, and simple glossaries.

Discusses the characteristics of butterflies, including their colors, how they ward off predators, their food habits, and how caterpillars become butterflies.

Explores the layers of the rainforest and describes the plants, animals, and people who live there, and explains why rainforests are in danger.

This book starts with this essential question and then goes on to examine the diets of sixteen different animals, from elephants and giraffes to sharks, woodpeckers, and even humans. The concepts of carnivore, herbivore, and omnivore are all introduced and then reinforced throughout with symbols for each animal. The book concludes with an explanation of food chains in three different environments. More challenging vocabulary is highlighted throughout,...

Describes the concept of time, explaining the different divisions of the day, week, month, and calendar year.

Looks at different kinds of insects and other bugs and the various ways that they move, sense, feed, grow, fight, and build.

Kingfisher level 4 readers have longer sentences with more sophisticated vocabulary, descriptions that encourage readers to visualize new concepts, captions, fact boxes, diagrams, glossary, and index.

Kingfisher level 2 readers have longer sentences with familiar vocabulary, engaging pictures that help readers understand, page headings, and a simple glossary.

Explains many facts about spiders, including their physical characteristics, how they catch and kill their prey, how they spin webs, and how they produce their young.