Public production release · indexing enabled
Free book experiences
Interactive experiences are optional extensions of the book service. They may simplify an interaction, but they may not fabricate evidence, overwrite the book’s intellectual structure or become a requirement for future titles.
game · free · no account
A free evidence-grounded matching game built from the ten TNBA case summaries. Given a count and a consequence, identify the rule, model, formula or classification that actually connects them.
Runs locally in your browser; no gameplay data is sent by the game.
Play →No login, purchase, newsletter gate or payment is required to play.
Game content must map to authoritative book content or certified public sources. Mechanics may compress; evidence may not be invented.
TNBA uses Bridge Test logic. Another book may use a completely different game engine—or no game at all.