+ green = a point FOR− red = a point AGAINST± amber = cuts both waysThe colours are the judgement, not your score. Your right and wrong shows as a tick or cross when you predict.
Decide first, then tap: does this feature pass the column's test - meaning it is strengthened (+) or weakened (-)? Tap a column header to see what the column asks. A tick or cross tells you if your prediction was right. Tap any heading or revealed cell (look for the blue ⓘ) for the full explanation.
Test what the grid has taught you
15 questions · the grid hides while you test yourself
Fifteen questions, all from the grid
The grid is hidden while you test yourself. Close this box when you are done to bring it back.