🧠 Тест

2️⃣ Letter 2-Back Lite — Same Letter Two Back?

Letters appear one by one. Tap when the letter matches the one two trials ago. Original letter n-back — not dual n-back, not a training clinic, and not an IQ. Практика — не клинический IQ.

IQ Test › Тесты и игры для мозга › Letter 2-Back Lite — Same Letter Two Back?
Tap MATCH (or Space) if it matches two-back. Otherwise wait. About 24 letters after a short warm-up.
Как это работает

Tap MATCH (or Space) if it matches two-back. Otherwise wait. About 24 letters after a short warm-up. N-back tasks in papers specify n, timing and scoring. This letter-2-back original is not a working-memory IQ. Практика — не клинический IQ.

🔁 Тест N-back (обновление рабочей памяти)2️⃣ Visual 2-Back Lite — Letter Identity🧩 Dual n-back lite — буква + позиция🔠 Буквенный спан lite — вперёд A–Z

❓ FAQ

Same as n-back or visual 2-back?Those URLs exist. This page is letters, n=2, original list. Практика — не клинический IQ.
Does training this raise IQ?Near transfer to this toy is expected. Far transfer to IQ is not a claim we make. Практика — не клинический IQ.
Is Space required?Click also works. Input method is another reason scores are not clinical. Практика — не клинический IQ.
🧠 Тест

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