Penguin Readers is a graded reading series for English Language Teaching (ELT) markets, designed for teenagers and young adults learning English as a foreign or second language.

With carefully adapted text, new illustrations, language practise activities and additional online resources, the Penguin Readers series introduces language learners to bestselling authors and compelling content. Titles include popular classics, exciting contemporary fiction, and thought-provoking non-fiction.
How to Turn Down a Billion Dollars: The Snapchat Story, a Level 2 Reader, is A1+ in the CEFR framework. Sentences contain a maximum of two clauses, introducing the future tenses will and going to, present continuous for future meaning, and comparatives and superlatives. It is well supported by illustrations, which appear on most pages.
In 2008, Evan Spiegel, Reggie Brown, and Bobby Murphy made a photo app called Snapchat. Just two years later, Facebook wanted to buy Snapchat for $3 billion. This is the story of how Snapchat grew from a university student's idea into a multibillion-dollar company.
Adapted by Catrin Morris.