One To Nine Calculator - Instructions
A calculator puzzle game for practicing rule modelling and input sequence testing.
About Page
One To Nine Calculator combines calculator-style interaction with a puzzle objective.
Use it to practice:
- modelling valid and invalid sequences
- checking arithmetic rules
- exploring button state
- comparing display state with internal state
- identifying inconsistent puzzle behaviour
Exploratory Testing
Create short input sequences and predict the expected display before pressing the next button. Investigate any mismatch.