Watch the letters, then type them forward. Length grows; two misses at the same length ends the run.
How it works
Watch the letters, then type them forward. Length grows; two misses at the same length ends the run. Lab letter span can be normed. This web forward set is original practice — not a clinical IQ.
🧾 Digit Span Test — Forward & Backward🔙 Backward Digit Span — Reverse Only🏃 Running Span Lite — Last Three Digits📝 Word Recall Lite — Original List, Delayed
🧠 Free test
📅 Last updated: 2026-08-27 · ✔ Reviewed by the All-Lifes editorial team · About · Methodology