🧠 Gratis-Test

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. Übung — kein klinischer IQ.

IQ TestGehirntests & Spiele › 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.
So funktioniert's

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. Übung — kein klinischer IQ.

🔁 N-Back-Test (Arbeitsgedächtnis-Update)2️⃣ Visual 2-Back Lite — Letter Identity🧩 Dual-N-Back Lite — Buchstabe + Position🔠 Buchstabenspanne Lite — vorwärts A–Z

❓ FAQ

Same as n-back or visual 2-back?Those URLs exist. This page is letters, n=2, original list. Übung — kein klinischer IQ.
Does training this raise IQ?Near transfer to this toy is expected. Far transfer to IQ is not a claim we make. Übung — kein klinischer IQ.
Is Space required?Click also works. Input method is another reason scores are not clinical. Übung — kein klinischer IQ.
🧠 Gratis-Test
📅 Zuletzt aktualisiert: 2026-08-27 · ✔ Geprüft vom All-Lifes-Redaktionsteam · Über uns · Methodik
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