Today, IoT is one term that is searched most on Google, talked most about on Twitter and written most about on Wordpress. It has already started influencing everyday life not just at an individual and business level alike. Smart Homes, Wearables Devices, Smart Grids, Industrial Internet, Connected Car, Connected Health, Smart Retail, Smart supply chain, Smart farming are some of the popular IoT applications Rather than just appreciate the impact of IoT applications on our lives, it is much more exciting to learn how to create them. However, learning IoT without an IoT kit is like learning to program without a compiler. Hence rather than discussing IoT in general, this book shows you how to learn and create the following working 21 IoT experiments.