← Aptitude Premium
Premium challenge

Cognitive Decathlon

Ten events, ten formats, one hour: matrices, spans, coding, tracking, switching, estimation, sequencing, audio, spatial and judgment. The completionist's aptitude test.

45 items
per sitting, freshly drawn
60 min
one continuous run
10 phases
mini-segments with practice
3 attempts
included in one price

The run

1
Event 1 — Matrices
5 items
2
Event 2 — Spans
5 items
3
Event 3 — Coding
5 items
4
Event 4 — Tracking
4 items
5
Event 5 — Switches
5 items
6
Event 6 — Estimation
5 items
7
Event 7 — Sequencing
4 items
8
Event 8 — Audio
4 items
9
Event 9 — Spatial
4 items
10
Event 10 — Judgment
4 items

What it measures

Abstract ReasoningWorking MemoryProcessing SpeedAttentionNumber SenseJudgment
Methodology. Original AssessAll ten-event battery: one phase per interactive format, aggregated into a general score plus per-event profile. Rule-based scoring with partial credit; latency recorded, not scored. Fresh draw per attempt. Not affiliated with any third-party test publisher.
599/ $11.99
3 attempts · fresh questions every attempt · telemetry report with coaching
  • Interactive visual items — not a wall of MCQs
  • Phase-by-phase telemetry: accuracy, pace, consistency
  • Speed × accuracy profile + targeted coaching
  • Progress chart across your attempts
  • Print-ready report for applications