Are there any plans to introduce a lesson on BlockChain?

yeah, it would be cool. here's an example of course: 1) How Blockchain Works 2) Mining Blocks aka PoW 3) Miner Rewards 4) Proof Of Stake p.p.s I made a little blockchain implementation in JavaScript https://code.sololearn.com/W7QD9oxP4R0A/?ref=app

I want, private blockchain on Frameworks Exonum

https://goo.gl/Ag8LQx

https://wp.me/p9exO6-4q look into this

In the meantime, you could look at cryptozombies.io to learn and practice coding Ethereum’s Domain Specific Language (DSL).