Digit Span

This test measures your short-term memory and attention.
Test Description
Your task is to remember only certain numbers based on a simple rule. This test measures your short-term memory and attention.
1. Numbers
You will see a sequence of numbers shown one by one on the screen. Numbers range from 1 to 9.

Your Task
- Numbers appear one after another.
- Compare each new number with the previous number.
- ↑If the new number is higher, keep it in mind.
- ↓If the new number is lower, you ignore it.
Example Scenario
7 → 6Lowerignore 6
6 → 7Higherkeep 7
7 → 6Lowerignore 6
6 → 8Higherkeep 8
At the end, you are asked to enter the numbers you kept in the correct order.
Difficulty Progression
- The sequence length increases gradually as the test goes on.
- Each question becomes more challenging than the previous one.
Phases
This module has 2 parts:
| Phase | Questions | Status | Notes |
|---|---|---|---|
| Training Phase | Short practice questions | Not graded | Helps you learn the rule |
| Exam Phase | 8 graded questions | Graded | Increasing difficulty; No help |