This book will help quickly to begin creation of смарт-контактов of Solidity and up-diffused appendixes of DApp for блокчейна Ethereum. She consists of 12 lessons with practical tasks. Executing them, a reader will be able to create the own local knots of Ethereum, publish смарт-контракты and cause their methods, interchange data between the real world and смарт-контрактами by means of oracles, to work with the network of Rinkeby. A book is addressed to all, who interested in front-rank technologies in area of блокчейнов and wants quickly to get knowledge allowing to engage in interesting and perspective work.