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2️⃣ Visual 2-Back Lite — Letter Identity

Letters appear one by one. Tap Match if the letter is the same as two trials ago. Original 2-back — not a dual n-back product and not an IQ. Pratica — non un QI clinico.

IQ TestTest e Giochi per il Cervello › Visual 2-Back Lite — Letter Identity
Watch the stream. Match = same as 2 back. About 24 trials after two primers.
Come funziona

Watch the stream. Match = same as 2 back. About 24 trials after two primers. N-back updating is a working-memory toy. This lite is not a clinical IQ or a brain-training claim. Pratica — non un QI clinico.

🔁 Test N-back (aggiornamento della memoria di lavoro)📍 2-back spaziale lite — solo posizione🧩 Dual n-back lite — lettera + posizione🏃 Span continuo lite — ultime 3 cifre
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📅 Ultimo aggiornamento: 2026-08-27 · ✔ Verificato dal team editoriale di All-Lifes · Chi siamo · Metodologia
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