Blockchain made simple by TED Talks
This is a perfect resource for new people wanting to learn more about crypto coins and what technology is powering this massive explosion that is generating billions of profit to early spectators.
This is this most simple explanation of how the blockchain works.
Source: YouTube.com
You might find this guide to Bitcoin and Steemit useful > https://steemit.com/bitcoin/@makafuigdzivenu/a-minute-guide-to-bitcoin-and-steemit
That is an excellent video and a very good explanation of the Blockchain.