Play it · Ages 7–8
The Broken Ruler
The zero is gone. Measure anyway. One hundred challenges — a school year of them. Three are the year’s Hard Thing, at 33, 66 and 100. The rest are reps: same kind of question, new content every time. Nothing is timed and nothing is scored.
0/100
Which one does not belongOdd one out
Three of these belong together. Tap the one that does not.
Nothing to read. Look for what the other three share.
Odd one out
Ten minutes of stuck counts as the work.
Now do it away from the screen
The board is the warm-up. The year page has the same problem on paper, the hint ladder, the answer, the five-day week and three questions nobody can mark — which is where the twenty-five minutes actually go.