Non-fiction

Big questions and clear answers, with every fact checked against real sources. The same text at five levels.

• Stories
• Non-fiction
• Culture and customs

• ScienceWhy is the sky blue and the sunset red?

  Why is the sky blue and the sunset red? One sun.

• ScienceWhy does the sea go in and out?

  The Moon is 400,000 km away. How does it lift the sea 12 metres?

Levels

• A1
• A2
• B1
• B2
• C1