Children's Encyclopedia - Inventions and Discoveries

The present book, Inventions And Discoveries emphasises on some major Inventions and Breakthroughs in the scientific world, such as: Bacteria, Vitamins, Vaccines, Aeroplane, Electricity, Cinema, Steam Engine and so on which have revolutionised and transformed the human life completely.
Therefore dear readers, grab the book as soon as you can, for it's a treasure trove of knowledge and information, which you can use it as a reference material for academic studies or extra curricular activities.
Happy Reading and Learning!