INTERACTIVE LAB

Make a prediction. Then test it.

Four hands-on teaching models. No account, wallet connection, or real funds.

Change one letter. What happens?

Type a sentence and observe its real SHA-256 fingerprint.

Try the experiment

Why is a changed record detectable?

Edit a middle block and compare original fingerprints with recomputed links.

Try the experiment

What does mining actually try?

Adjust the teaching difficulty and find a real hash with leading zeroes.

Try the experiment

Where can a message still travel?

Take nodes and bridges offline and observe message reachability.

Try the experiment