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Blockchain: The Trust Machine course icon

Blockchain: The Trust Machine

Like Duolingo, but for Blockchain: The Trust Machine. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.

For the part of you with thirty open tabs that never became anything.

11 bite-size levelsAbout 5 minutes each

Free forever · No credit card · iPhone & Android

Blocky the Beaver
Blockchain: The Trust Machine
with Blocky the Beaver
11
Levels
2
Sections
5
Min/day
What you'll learn

Key ideas in Blockchain: The Trust Machine

  • The decentralized nature of the blockchain ledger
  • The function of a digital wallet and private keys
  • Transactions are processed in batches for efficiency
  • A block is the fundamental unit of data added to the chain
  • The network of computers must agree (consensus) that a transaction follows the rules
  • Validation is performed by many independent participants rather than one administrator
  • The concept of grouping transactions into blocks
  • Blockchain transactions are permanent once confirmed
  • There is no 'undo' button or customer support because no one person controls the ledger
  • How consensus replaces central authority
  • The immutability of blockchain transactions
  • A hash acts as a unique digital fingerprint for data
  • The previous block's hash is stored inside the current block to create the link
  • Changing data in a block changes its hash
  • A changed hash causes a mismatch in all subsequent blocks, invalidating them
  • The mechanism that physically connects one block to its predecessor
Why not just Google it

You've tried the other tabs

Wikipedia

Thirty open tabs. Four facts you actually kept.

YouTube

You watched. You nodded. By Sunday it was gone.

ChatGPT

One answer, then back to scrolling.

Online courses

Eight weeks. You meant to finish. You didn't.

Tomo gives Blockchain: The Trust Machine the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.

Try a question

Here's what playing it feels like

A real question from this course. Take your best guess.

Charting the Shared Ledger

Where do your digital coins actually live while ye sail the high seas?

Get it right to open this lesson and 10 more in the app.

Course map

Where Blockchain: The Trust Machine takes you

Discover how a shared digital ledger allows strangers to trade and collaborate without needing a bank or a middleman. Learn the core mechanics of blocks, chains, and smart contracts.

  1. 1

    The Shared Ledger

    • Sending Value Without a Middleman
    • How the Chain Stays Unbreakable
  2. 2

    Programmable Trust

    • Smart Contracts: Rules That Run Themselves
    • The Shift to Decentralization

2 sections · 4 units · 11 levels. Built to play, not to enroll.

How it's taught

You pick the voice

This course
The Pirate

Blockchain: The Trust Machine is taught in the The Pirate style: arr, learning be an adventure!. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.

Start free

Start Blockchain: The Trust Machine today.

Download Tomo, search Blockchain: The Trust Machine, and play your first lesson in under a minute.