Blockchain Teaching Resources

Blockchain Network Explorer

Three short visual lessons explaining where control lives, when blockchain is useful, and how smart contracts power decentralised applications.

Lesson 1 of 3 Step 1 of 8

Lesson 1

Where Does Control Live?

Centralised, distributed and decentralised systems

Step 1

Core ideas from this lesson set

🏛️Control

A distributed system can still be centrally controlled; decentralisation is about authority and decision-making.

🤝Trust

Blockchain becomes more relevant when several parties share records without fully trusting one another.

⚙️Computation

Smart contracts add programmable business logic to decentralised systems.