Tap MATCH if it matches two-back. Otherwise wait. About 24 words after a warm-up. English words on all languages — literacy load is why this is not an IQ.
Cómo funciona
Tap MATCH if it matches two-back. Otherwise wait. About 24 words after a warm-up. English words on all languages — literacy load is why this is not an IQ. Verbal n-back in papers controls lists. This original list is not a verbal IQ. Práctica — no es un CI clínico.
2️⃣ Letter 2-Back Lite — Same Letter Two Back?🔁 Test N-back (actualización de la memoria de trabajo)📝 Recuerdo de palabras lite — lista original, diferido🧩 Dual n-back lite — letra + posición
❓ FAQ
Why English words on every language?To keep one item bank. That reading load is a reason this is not a culture-fair IQ. Práctica — no es un CI clínico.
Same as letter-2back?Letters are another URL. Here the items are words. Práctica — no es un CI clínico.
Does missing words mean low IQ?No. Vocabulary and attention on a tiny list are not a composite. Práctica — no es un CI clínico.
📅 Última actualización: 2026-08-27 · ✔ Revisado por el equipo editorial de All-Lifes · Acerca de · Metodología