Introduction to Blockchain and Crypto

Dive into the technology behind web3 and learn about the concepts behind Blockchain and Crypto!

4.34 out of 5 stars
10,235 learners enrolled
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  • Time to complete

    Average based on combined completion rates — individual pacing in lessons, projects, and quizzes may vary
    1 hour
  • Certificate of completion

    Included with paid plans
  • Prerequisites


About this course

If you’re curious what Blockchain and Crypto are all about, whether it’s all hype, the different chains to build on, what you can build, and how to get started building, you are in the right place! A conceptual understanding of Blockchain and Crypto can help you be a part of the conversation.


1 lessons • 1 quizzes

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Meet the creator of the course
Sarai Fernandez
Computer Science Domain Manager at Codecademy
Sarai is the Computer Science Domain Manager at Codecademy. Sarai has a B.S. in Symbolic Systems with a Human Computer Interaction Concentration from Stanford University. While much of her technical knowledge comes from the courses she took in college, she learned Python from Codecademy!

Introduction to Blockchain and Crypto course ratings and reviews

4.34 out of 5 stars
255 ratings
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  • The progress I have made since starting to use codecademy is immense! I can study for short periods or long periods at my own convenience - mostly late in the evenings.
    Codecademy Learner @ USA
  • I felt like I learned months in a week. I love how Codecademy uses learning by practice and gives great challenges to help the learner to understand a new concept and subject.
    Codecademy Learner @ UK
  • Brilliant learning experience. Very interactive. Literally a game changer if you're learning on your own.
    Codecademy Learner @ USA

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Frequently asked questions about Blockchain and Crypto

  • Cryptocurrencies are digital monies (like Bitcoin and Etherum) that you can use in real life. Blockchain is an immutable, digital ledger system that can be used to build various secure and trackable digital products like cryptocurrencies, smart contracts, decentralized apps, and more.

What Is Cryptocurrency?

Adam Carpenter
Sep 1, 2021

The internet’s been buzzing about cryptocurrency for years. But while it’s steadily grown more popular, as news headlines follow the volatility of the market, many people are still unclear about what, exactly, cryptocurrency is — let alone how to buy and use it.

Here, we’ll go over all this, plus the kinds of programming languages that support popular cryptocurrencies if you’re interested in gaining the skills needed to work in this fast-evolving sector.

And if you want to learn even more about the technology underlying cryptocurrencies, our free Introduction to Blockchain and Crypto course — created in partnership with the Stacks Foundation — will walk you through how blockchains work and how they’re being used today.

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