Why do animals help each other? Can animals be friends? Find out all about snow monkeys, honeybees and helpful birds. Do You Know? is a series of levelled non-fiction books featuring video content, project work and critical-thinking activities to motivate and engage young learners.

What is extreme weather? Why is the climate changing? Find out all about ice, rain and the coldest places on Earth. Do You Know? is a series of levelled non-fiction books featuring video content, project work and critical-thinking activities to motivate and engage young learners.

How do animals move? What flies fast? Find out all about quick cats, slow penguins and slithering snakes. Do You Know? is a series of levelled non-fiction books featuring video content, project work and critical-thinking activities to motivate and engage young learners.

Why is the ocean important? Why do people study it? Find out all about turtles, noise pollution and plastic. Do You Know? is a series of levelled non-fiction books featuring video content, project work and critical-thinking activities to motivate and engage young learners.

How do animals hide from predators? Which predators surprise their prey? Find out how predators hunt and prey animals try to stay safe in this BBC Earth reader. Do You Know? is a series of levelled non-fiction books featuring video content, project work and critical-thinking activities to motivate and engage young learners.