In ​‘Interactions’ & ​‘Emerging Trends in Biology’, explore articles on chemical ecology, the common cold, fundamental forces, gut microbes in health & disease, & memory. In ​‘The Science Lab’, discover simple classroom activities to teach photosynthesis & daytime astronomy. In ​‘Annals of History’, trace the journey of microscopy from the simple magnifying glass to the powerful electron microscopes & easy-to-assemble foldscopes available today. Discover the writer & physician Oliver Sacks through his fascination for the human brain, bikes and stories in ​‘Biography of a Scientist’. Enjoy our pull-out poster on ​‘Ten things you didn’t know about – Bones’ & nature-based activity sheets – ​‘Chirp Chirp’, ​‘Hibiscus Tales’, ​‘Bark Bites’ & ​‘All about Ants’! Or browse through our pocket-size pictorial guide to common butterflies!