I know this doesn't sound the most exciting subject but it truly is superb and it takes a really difficult concept and explains it perfectly and in a way that the children really engaged with... It does a truly excellent job of mixing quite complex scientific concepts and facts into a fun and engaging read. The use of microscope photography is a stroke of genius as it really makes the children (and me!) go 'wow' when they realise what they are looking at... this books introduces and explains [microbes] in a really fun and engaging way. http://letthembesmall.com/not-lick-book/ The photography is amazing; the interactive elements will really draw children in to the book, and they will marvel at what they see. https://parentsintouch.co.uk/Book-reviews-non-fiction-ages-5-7-page-4