Ladybird Do You Know? is a STEM-based ELT graded reading series, with simplified video, designed for children learning English as a foreign or second language.

How tall are towers? Who cleans the window of the Burj Khalifa? Find out more about skyscrapers and the science of tall towers.

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. Covering a range of STEM topics from nocturnal animals to climate change, Do You Know? takes an enquiry-based approach, developing children's language, communication and investigation skills.

Recommended for children aged 7+, there are four levels progressing from CEFR level Pre-A1 to level A2. Each reader is accompanied by online video content, audio, video and comprehension activities, and suggestions for project work.

This Level 1 Reader is Pre-A1 in the CEFR framework and supports YLE Starters exams. Short sentences contain a maximum of two clauses, using the present tense and some simple adjectives.