Module 3 · Practical financial mechanics
Sovereign Finance & Bitcoin Lab
See how a ledger works, why miners do proof-of-work, and how computers check each other.
Age band: 8-11
Simulation only. Toy coins have no value. This lab has no wallets, no purchases, no real coins, and no prices.
The chain (0 blocks)
Start with everyone holding 10 toy coins. Each transfer becomes a block linked to the one before it.