Data Structures Using C

Ladybird Do You Know? is a STEM-based ELT graded reading series recommended for children aged 5+ who are learning English as a foreign or second language. These levelled non-fiction books feature video content, project work and critical-thinking activities. Each book asks a range of BIG questions on STEM topics from nocturnal animals to building bridges, developing children's language, communication and investigation skills.The five levels progress from CEFR Pre-A1 to A2. Visit the Ladybird Education website for online video content, audio, comprehension activities, and suggestions for project work. Viruses and Bacteria, a Level 4 Reader, is A2 in the CEFR framework and supports YLE Flyers exams.The longer text is made up of sentences with up to three clauses, more complex past and future tense structures, modal verbs and a wider variety of conjunctions. Why do we get colds? Can we grow bacteria? What are antibiotics? Find out more about cells, Petri dishes and Penicillin.